CN216003055U

CN216003055U - Unmanned aerial vehicle with descending shock-absorbing function

Info

Publication number: CN216003055U
Application number: CN202122198421.8U
Authority: CN
Inventors: 吴军徽
Original assignee: Shandong Huaxin Aviation Technology Co ltd
Current assignee: Shandong Huaxin Aviation Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-11
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses an unmanned aerial vehicle with descending shock-absorbing function belongs to the unmanned aerial vehicle field. The utility model provides an unmanned aerial vehicle with descending shock-absorbing function, includes the unmanned aerial vehicle body, the unmanned aerial vehicle body front and back end is fixed with the backup pad, the unmanned aerial vehicle body left and right sides is equipped with the buffer board, the terminal surface is seted up flutedly under the buffer board, be equipped with in the recess and cup joint horizontal spring and horizontal telescopic link each other, horizontal spring is fixed with the connecting plate with the horizontal telescopic link left and right sides, the left and right sides the connecting plate is connected through pivot and recess inner wall and backup pad outer end respectively, the terminal surface is pegged graft under the buffer board has connecting sleeve, the peripheral rotation of connecting sleeve upper end installs the screw rotation piece of lower extreme and the laminating of buffer board up end. The utility model discloses a set up horizontal spring, cooperate vertical spring, form the second grade shock attenuation, show the improvement device damping performance.

Description

Unmanned aerial vehicle with descending shock-absorbing function

Technical Field

The utility model relates to an unmanned aerial vehicle field, more specifically say, relate to an unmanned aerial vehicle with descending shock-absorbing function.

Background

Unmanned aerial vehicle is at present taking photo by plane, agriculture, plant protection, miniature autodyne, express delivery transportation, disaster relief, observe wild animal, control infectious disease, survey and drawing, news report, electric power is patrolled and examined, the relief disaster, the film and television is shot, make the application in fields such as romantic, great expansion unmanned aerial vehicle's use itself, developed country also is using and developing unmanned aerial vehicle technique in positive extension industry, unmanned aerial vehicle to spraying the plant protection use of pesticide, and the unmanned aerial vehicle that uses in other fields, when unmanned aerial vehicle descends, often violent impact force causes unmanned aerial vehicle to damage easily, present buffer can't effectually protect unmanned aerial vehicle, lead to the stationarity after the too big reduction of buffer amplitude falls to the ground.

Patent document CN213384685U in the prior art provides an unmanned aerial vehicle with landing damping function; the device can extrude the movable plate through the cooperation of supporting leg and support column, and the effort of movable plate extrudees buffer spring, thereby to the supporting leg buffering shock attenuation of movable plate and bottom, inside damping bumper shock absorber can effectual reduction vibration amplitude, make the quick maintenance steady of unmanned aerial vehicle, shake when avoiding unmanned aerial vehicle to fall to the ground and lead to the damage greatly, can also improve the stationarity after falling to the ground, solved present buffer simultaneously and can't effectually protect unmanned aerial vehicle, lead to the too big reduction of buffering range to fall to the ground the problem of stationarity.

Although the device has more beneficial effects, the following problems still exist: although the device can carry out the shock attenuation to the bracing piece through buffer spring and damping bumper shock absorber, but under the non-integrated into one piece condition, when descending, there is vibrations equally between bracing piece and the unmanned aerial vehicle main part, and the device passes through buffer spring and damping bumper shock absorber and obviously can't carry out the shock attenuation to unmanned aerial vehicle. In view of this, we propose an unmanned aerial vehicle with landing shock-absorbing function.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide an unmanned aerial vehicle with descending shock-absorbing function to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

The utility model provides an unmanned aerial vehicle with descending shock-absorbing function, includes the unmanned aerial vehicle body, the fixed plate is fixed with to unmanned aerial vehicle body front and back end, the unmanned aerial vehicle body left and right sides is equipped with the backup pad, the terminal surface is seted up flutedly under the backup pad, be equipped with in the recess and cup joint horizontal spring and horizontal telescopic link each other, horizontal spring is fixed with the connecting plate with the horizontal telescopic link left and right sides, the left and right sides the connecting plate is connected with recess inner wall and fixed plate outer end through the pivot respectively, the terminal surface is pegged graft under the backup pad and is had connecting sleeve, the peripheral rotation of connecting sleeve upper end installs the screw thread turning block of lower extreme and backup pad up end laminating.

Preferably, a damping shock absorber is fixed at the lower end of the inner cavity of the connecting sleeve, a longitudinal spring with the lower end fixed with the lower end face of the inner cavity of the connecting sleeve is sleeved on the periphery of the damping shock absorber, and the upper end faces of the damping shock absorber and the longitudinal spring are attached to the lower end face of the supporting plate.

Preferably, an inserting rod is fixed at the lower end of the inner cavity of the connecting sleeve, a limiting spring is sleeved on the periphery of the inserting rod, the connecting sleeve comprises arc-shaped plates which are symmetrically arranged on the front side and the rear side of the upper end face of the connecting sleeve, and thread grooves matched with the thread rotating blocks are formed in the peripheries of the two arc-shaped plates.

Preferably, the upper end face and the lower end face of the supporting plate are provided with arc-shaped grooves and jacks which are spliced with the arc-shaped plates and the inserting rods.

Preferably, a bottom plate is arranged on the lower side of the connecting sleeve, and a spherical rotating block and a spherical rotating sleeve which are rotatably connected with each other are fixed at the lower end of the connecting sleeve and the upper end of the bottom plate respectively through connecting rods.

3. Advantageous effects

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

1. the utility model discloses set up the transverse spring between fixed plate and backup pad, can reduce backup pad and fixed plate vibrations through the transverse spring, cooperation damping bumper shock absorber and vertical spring form the second grade shock attenuation, show the influence that vibrations when reducing unmanned aerial vehicle descending caused the unmanned aerial vehicle body.

2. The utility model discloses set up the connecting sleeve, the installation of the damping bumper shock absorber of being convenient for and vertical spring is simultaneously through arc template and screw thread turning block, is convenient for install and dismantle connecting sleeve at the backup pad lower extreme to the change of the damping bumper shock absorber of being convenient for and vertical spring, thereby improves the utility model discloses performance.

Drawings

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the connecting sleeve of the present invention;

FIG. 3 is a schematic view of the external split structure of the connecting sleeve of the present invention;

FIG. 4 is a schematic view of the internal structure of the transverse spring of the present invention;

the reference numbers in the figures illustrate: 1. an unmanned aerial vehicle body; 2. a support plate; 3. a fixing plate; 4. a threaded turning block; 5. a connecting sleeve; 6. a base plate; 7. inserting a rod; 8. a thread groove; 9. a longitudinal spring; 11. a spherical turning block; 12. a spherical rotating sleeve; 13. a limiting spring; 14. a damping shock absorber; 15. an arc-shaped plate; 16. an arc-shaped groove; 17. a jack; 18. a groove; 19. a connecting plate; 20. a lateral spring; 21. a transverse telescopic rod.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides an unmanned aerial vehicle with descending shock-absorbing function, including unmanned aerial vehicle body 1, 1 front and back end of unmanned aerial vehicle body is fixed with fixed plate 3, the 1 left and right sides of unmanned aerial vehicle body is equipped with backup pad 2, terminal surface sets up flutedly 18 under the backup pad 2, it cup joints horizontal spring 20 and horizontal telescopic link 21 each other to be equipped with in the recess 18, horizontal spring 20 is fixed with connecting plate 19 with the 21 left and right sides of horizontal telescopic link, left and right sides connecting plate 19 is connected with 3 outer ends of fixed plate through pivot and 18 inner walls of recess respectively, terminal surface pegs graft under the backup pad 2 has connecting

sleeve

5, 5 upper end peripheries of connecting sleeve rotate install the screw rotation piece 4 of lower extreme and the laminating of backup pad 2 up end.

Specifically, a damping shock absorber 14 is fixed at the lower end of the inner cavity of the connecting sleeve 5, a longitudinal spring 9 with the lower end fixed with the lower end face of the inner cavity of the connecting sleeve 5 is sleeved on the periphery of the damping shock absorber 14, and the upper end faces of the damping shock absorber 14 and the longitudinal spring 9 are attached to the lower end face of the supporting plate 2; the damping shock absorbers 14 and the longitudinal springs 9 can reduce the vibration of the ground to the support plate 2, as in the conventional device.

Further, an inserting rod 7 is fixed at the lower end of the inner cavity of the connecting sleeve 5, a limiting spring 13 is sleeved on the periphery of the inserting rod 7, the connecting sleeve 5 comprises arc-shaped plates 15, the front side and the rear side of the upper end face of each arc-shaped plate are symmetrically arranged, and thread grooves 8 matched with the thread rotating blocks 4 are formed in the peripheries of the two arc-shaped plates 15; the connecting sleeve 5 is convenient to mount and dismount, and the structure in the connecting sleeve 5 is convenient to maintain and replace.

Furthermore, the upper end face and the lower end face of the supporting plate 2 are provided with an arc-shaped groove 16 and an insertion hole 17 which are inserted with the arc-shaped plate 15 and the insertion rod 7; the direction of movement of the connecting sleeve 5 is limited.

Furthermore, a bottom plate 6 is arranged at the lower side of the connecting sleeve 5, and a spherical rotating block 11 and a spherical rotating sleeve 12 which are mutually rotatably connected are respectively fixed at the lower end of the connecting sleeve 5 and the upper end of the bottom plate 6 through connecting rods; when the road surface is rugged, such as inclined, the bottom plates 6 can rotate in different directions and angles through the spherical rotating blocks 11 and the spherical rotating sleeves 12, so that the bottom plates 6 are attached to the ground, and the device can be supported.

The working principle is as follows: when installing connecting sleeve 5, install longitudinal spring 9 and spacing spring 13 in connecting sleeve 5 through damping bumper shock absorber 14 and inserted bar 7, through arc template 15 and arc type groove 16, peg graft connecting sleeve 5 in backup pad 2 lower extreme, and make 14 upper ends of damping bumper shock absorber and the laminating of backup pad 2 lower extreme, through the peripheral thread groove 8 of arc template 15, in backup pad 2 upper end, rotate screw turning block 4 and install in connecting sleeve 5 periphery, and make 4 lower extremes of screw turning block and the laminating of backup pad 2 upper end, thereby accomplish connecting sleeve 5's installation.

When the device descends, damping shock absorber 14 and longitudinal spring 9 are the same with former device principle, can reduce the vibration that ground produced to backup pad 2, and simultaneously, unmanned aerial vehicle body 1 slightly moves down with fixed plate 3, wherein, unmanned aerial vehicle body 1 and fixed plate 3 welded fastening, fixed plate 3 drives its adjacent one side horizontal telescopic link 21 downstream through the pivot, thereby tensile horizontal spring 20, restrict unmanned aerial vehicle body 1 and fixed plate 3 motion, thereby reduce the vibrations that backup pad 2 produced unmanned aerial vehicle body 1, through the second grade shock attenuation, when showing the reduction gear and descending, the vibrations to unmanned aerial vehicle body 1 production.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an unmanned aerial vehicle with descending shock-absorbing function, includes unmanned aerial vehicle body (1), its characterized in that: fixed plate (3) are fixed at the front and rear ends of unmanned aerial vehicle body (1), the left and right sides of unmanned aerial vehicle body (1) is equipped with backup pad (2), terminal surface sets up recess (18) under backup pad (2), it cup joints horizontal spring (20) and horizontal telescopic link (21) each other to be equipped with in recess (18), horizontal spring (20) and horizontal telescopic link (21) left and right sides are fixed with connecting plate (19), the left and right sides connecting plate (19) are connected through pivot and recess (18) inner wall and fixed plate (3) outer end respectively, terminal surface pegs graft under backup pad (2) has connecting sleeve (5), the peripheral screw thread turning block (4) of installing lower extreme and backup pad (2) up end laminating of rotating in connecting sleeve (5) upper end.

2. An unmanned aerial vehicle with landing shock-absorbing function according to claim 1, characterized in that: the damping shock absorber (14) is fixed to the lower end of the inner cavity of the connecting sleeve (5), the longitudinal spring (9) with the lower end fixed to the lower end face of the inner cavity of the connecting sleeve (5) is sleeved on the periphery of the damping shock absorber (14), and the upper end faces of the damping shock absorber (14) and the longitudinal spring (9) are attached to the lower end face of the supporting plate (2).

3. An unmanned aerial vehicle with landing shock-absorbing function according to claim 1, characterized in that: the connecting sleeve is characterized in that an inserting rod (7) is fixed to the lower end of an inner cavity of the connecting sleeve (5), a limiting spring (13) is sleeved on the periphery of the inserting rod (7), the connecting sleeve (5) comprises arc-shaped plates (15) which are symmetrically arranged on the front side and the rear side of the upper end face of the connecting sleeve, and thread grooves (8) matched with the thread rotating blocks (4) are formed in the periphery of the arc-shaped plates (15).

4. An unmanned aerial vehicle with landing shock-absorbing function according to claim 3, characterized in that: the upper end face and the lower end face of the supporting plate (2) are provided with an arc-shaped groove (16) and an insertion hole (17) which are inserted with the arc-shaped plate (15) and the insertion rod (7).

5. An unmanned aerial vehicle with landing shock-absorbing function according to claim 1, characterized in that: the connecting device is characterized in that a bottom plate (6) is arranged on the lower side of the connecting sleeve (5), and a spherical rotating block (11) and a spherical rotating sleeve (12) which are rotatably connected with each other are fixed at the lower end of the connecting sleeve (5) and the upper end of the bottom plate (6) respectively through connecting rods.