CN215399311U

CN215399311U - Undercarriage for unmanned aerial vehicle with buffer function

Info

Publication number: CN215399311U
Application number: CN202121527391.4U
Authority: CN
Inventors: 符庆端
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2022-01-04
Anticipated expiration: 2031-07-06

Abstract

The utility model discloses an unmanned aerial vehicle undercarriage with a buffering function, which comprises an unmanned aerial vehicle body, a fixing plate and a first spring, wherein grooves are formed in two sides of the fixing plate close to two ends, and first connecting rods are fixedly connected to two sides of the inner wall of each groove; according to the utility model, the supporting rods, the fixed plate and the first spring are arranged, when the unmanned aerial vehicle body falls to the ground, the ground generates opposite acting force on the fixed plate to generate vibration, so that the two supporting rods can move towards two sides, the supporting rods push the sliding sleeve to move, and the first spring is extruded to be compressed.

Description

Undercarriage for unmanned aerial vehicle with buffer function

Technical Field

The utility model relates to the technical field of unmanned aerial vehicle undercarriages, in particular to an unmanned aerial vehicle undercarriages with a buffering function.

Background

An unmanned aerial vehicle is an unmanned aerial vehicle, and is an unmanned aerial vehicle utilizing a radio remote control device and a self-contained program control device, and comprises an unmanned helicopter, a fixed wing aircraft, a multi-rotor aircraft, an unmanned airship and an unmanned parachute wing aircraft, and also comprises a near space aircraft such as a stratospheric airship, a high-altitude balloon, a solar unmanned aerial vehicle and the like in a broad sense.

At present, along with the improvement of unmanned aerial vehicle technique, unmanned aerial vehicle is very common in daily life to apply in many life fields, like photography, control, agricultural irrigation etc. but current unmanned aerial vehicle is when using, because the shock attenuation effect of its undercarriage is poor, make the unmanned aerial vehicle easily cause the damage of its undercarriage when landing, harm the unmanned aerial vehicle internal element even, be not convenient for use, in view of this, we propose an unmanned aerial vehicle with buffer function undercarriage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an unmanned aerial vehicle landing gear with a buffering function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an undercarriage for unmanned aerial vehicle with buffer function, includes unmanned aerial vehicle body, fixed plate, first spring, the both sides of fixed plate are close to both ends department and all offer flutedly, and the both sides fixedly connected with head rod of recess inner wall, first spring and sliding sleeve have from left to right been cup jointed in proper order in the peripheral middle part of head rod, first spring with the sliding sleeve all with head rod sliding connection, the one end of first spring with groove weld on the fixed plate, the other end of first spring with the sliding sleeve welding, one side of sliding sleeve is connected with the bracing piece through the round pin hub connection, the other end of bracing piece through the round pin axle with the unmanned aerial vehicle body rotates to be connected.

Preferably, the lower surface of the unmanned aerial vehicle body is fixedly connected with a control switch through a bolt, airbags are adhered to two sides of the middle part of the lower surface of the fixed plate, a second connecting rod is inserted into the fixed plate and is close to a limiting block fixedly connected with one end of the unmanned aerial vehicle body, the airbags are electrically connected with the control switch, and the control switch is electrically connected with a power supply on the unmanned aerial vehicle body.

Preferably, the lower surface of the fixing plate is fixedly connected with a fixing block, one end of the second connecting rod penetrates through the fixing block, the second connecting rod is movably connected with the fixing block, the other end of the second connecting rod is sleeved with a second spring, the second spring is connected with the second connecting rod in a sliding mode, and one end of the second spring is welded with the fixing block.

Preferably, one end of the second connecting rod is fixedly connected with a bottom plate, and the other end of the second spring is adhered to the bottom plate.

Preferably, the acute angles formed by the two support rods and the fixing plate are both 5-45 degrees.

Preferably, the side length of the upper surface of the fixing plate is equal to the side length of the lower surface of the unmanned aerial vehicle body.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model is provided with the support rods, the fixed plate and the first spring, when the unmanned aerial vehicle body falls to the ground, the ground generates opposite acting force on the fixed plate to generate vibration, so that the two support rods can move towards two sides, the support rods push the sliding sleeve to move, thereby extruding the first spring, and the first spring is compressed, but the first spring has the functions of shock absorption and buffering, thereby playing the roles of shock absorption and buffering on the unmanned aerial vehicle body, avoiding the damage of the landing gear when the unmanned aerial vehicle lands, preventing the damage to the internal elements of the unmanned aerial vehicle, being convenient to use, playing the role of protecting the unmanned aerial vehicle body, prolonging the service life of the unmanned aerial vehicle body, and when the unmanned aerial vehicle body falls to the ground, the base plate can be pushed to move upwards by arranging the second spring 9, the second connecting rod and the base plate, thereby pushing the second connecting rod to move upwards, and then can open control switch for air bag is opened, can further play the effect of shock attenuation, buffering to the unmanned aerial vehicle body, further plays the effect of protection to fixed plate and unmanned aerial vehicle body, in addition, when the second connecting rod upward movement, can make the second spring compressed, further plays the effect of shock attenuation, buffering to the bottom plate.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the present invention.

In the figure: 1-an unmanned aerial vehicle body; 2-a support rod; 3, fixing a plate; 4-an airbag; 5-a first connecting rod; 6-a first spring; 7-a sliding sleeve; 8-a second connecting rod; 9-a second spring; 10-a base plate; 11-a limiting block; 12-a control switch; and 13, fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a landing gear with a buffering function for an unmanned aerial vehicle comprises an unmanned aerial vehicle body 1, a fixing plate 3 and a first spring 6, wherein the unmanned aerial vehicle body 1 is in the prior art, and for technicians in the field, the unmanned aerial vehicle is familiar with the specific structure and principle, grooves are respectively formed in two sides of the fixing plate 3 close to two ends, first connecting rods 5 are fixedly connected to two sides of the inner wall of each groove, the first spring 6 and a sliding sleeve 7 are sequentially sleeved in the middle of the periphery of each first connecting rod 5 from left to right, the first spring 6 and the sliding sleeve 7 are both in sliding connection with the first connecting rods 5, one end of each first spring 6 is welded with the groove in the fixing plate 3, the other end of each first spring 6 is welded with the sliding sleeve 7, one side of the sliding sleeve 7 is rotatably connected with a supporting rod 2 through a pin shaft, and the other end of the supporting rod 2 is rotatably connected with the unmanned aerial vehicle body 1 through a pin shaft, when the unmanned aerial vehicle is used, when the unmanned aerial vehicle body 1 falls to the ground, the ground exerts opposite acting force on the fixed plate 3 to generate vibration, so that the two support rods 2 can move towards two sides, the support rods 2 push the sliding sleeve 7 to move, so that the first spring 6 is extruded, the first spring 6 is compressed, but the first spring 6 has the functions of shock absorption and buffering, so that the effects of shock absorption and buffering can be realized on the unmanned aerial vehicle body 1, the damage of an undercarriage caused by landing of the unmanned aerial vehicle is avoided, the damage to internal elements of the unmanned aerial vehicle is prevented, the unmanned aerial vehicle is convenient to use, the unmanned aerial vehicle body 1 is protected, the service life of the unmanned aerial vehicle body 1 is prolonged, the lower surface of the unmanned aerial vehicle body 1 is fixedly connected with the control switch 12 through bolts, the safety airbags 4 are adhered to two sides of the middle part of the lower surface of the fixed plate 3, the second connecting rod 8 is inserted on the fixed plate 3, the second connecting rod 8 is close to one end fixedly connected with stopper 11 of unmanned aerial vehicle body 1, air bag 4 with control switch 12 electric connection, control switch 12 with power electric connection on the unmanned aerial vehicle body 1, the lower fixed surface of fixed plate 3 is connected with fixed block 13, the one end of second connecting rod 8 is passed fixed block 13, second connecting rod 8 with fixed block 13 swing joint, second spring 9 has been cup jointed to the other end of second connecting rod 8, second spring 9 with second connecting rod 8 sliding connection, the one end of second spring 9 with fixed block 13 welding, the one end fixedly connected with bottom plate 10 of second connecting rod 8, the other end of second spring 9 with bottom plate 10 pastes, and when using, through being provided with second spring 9, Second connecting rod 8 and bottom plate 10, when unmanned aerial vehicle body 1 falls to the ground, can promote bottom plate 10 upward movement, thereby can promote second connecting rod 8 upward movement, and then can open control switch 12, make air bag 4 opened, can further play the effect of shock attenuation, buffering to unmanned aerial vehicle body 1, further play the effect of protection to fixed plate 3 and unmanned aerial vehicle body 1, in addition, when second connecting rod 8 upward movement, can make second spring 9 compressed, further play the effect of shock attenuation, buffering to bottom plate 10, two bracing piece 2 with the scope of the acute angle that fixed plate 3 constitutes is 5-45 degrees, the length of side of fixed plate 3 upper surface with the length of side of unmanned aerial vehicle body 1 lower surface equals.

The working principle is as follows: when the unmanned aerial vehicle is used, when the unmanned aerial vehicle body 1 falls to the ground, the ground generates opposite acting force on the fixed plate 3 to generate vibration, so that the two support rods 2 can move towards two sides, the support rods 2 push the sliding sleeve 7 to move, so that the first spring 6 is extruded, the first spring 6 is compressed, but the first spring 6 has the functions of shock absorption and buffering, so that the effect of shock absorption and buffering can be realized on the unmanned aerial vehicle body 1, the damage of an undercarriage caused by landing of the unmanned aerial vehicle is avoided, the damage to internal elements of the unmanned aerial vehicle is prevented, the use is convenient, the effect of protecting the unmanned aerial vehicle body 1 is realized, the service life of the unmanned aerial vehicle body 1 is prolonged, and by arranging the second springs 9, the second connecting rods 8 and the bottom plate 10, when the unmanned aerial vehicle body 1 falls to the ground, the bottom plate 10 can be pushed to move upwards, so that the second connecting rods 8 can be pushed to move upwards, and then can open control switch 12 for air bag 4 is opened, can further play the effect of shock attenuation, buffering to unmanned aerial vehicle body 1, further plays the effect of protection to fixed plate 3 and unmanned aerial vehicle body 1, in addition, when second connecting rod 8 upwards moves, can make second spring 9 compressed, further plays the effect of shock attenuation, buffering to bottom plate 10.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an undercarriage for unmanned aerial vehicle with buffer function which characterized in that includes:

an unmanned aerial vehicle body (1);

a fixing plate (3);

a first spring (6);

wherein, the both sides of fixed plate (3) are close to both ends department and all set up flutedly, and the both sides fixedly connected with head rod (5) of recess inner wall, first spring (6) and sliding sleeve (7) have from left to right been cup jointed in proper order in the peripheral middle part of head rod (5), first spring (6) with sliding sleeve (7) all with head rod (5) sliding connection, the one end of first spring (6) with groove weld on fixed plate (3), the other end of first spring (6) with sliding sleeve (7) welding, one side of sliding sleeve (7) is rotated through the round pin axle and is connected with bracing piece (2), the other end of bracing piece (2) through the round pin axle with unmanned aerial vehicle body (1) rotates and connects.

2. The undercarriage for an unmanned aerial vehicle having a buffering function according to claim 1, wherein: unmanned aerial vehicle body (1) lower surface passes through bolt fixedly connected with control switch (12), air bag (4) have all been pasted to the lower surface middle part both sides of fixed plate (3), it has second connecting rod (8) to peg graft on fixed plate (3), second connecting rod (8) are close to the one end fixedly connected with stopper (11) of unmanned aerial vehicle body (1), air bag (4) with control switch (12) electric connection, control switch (12) with power electric connection on unmanned aerial vehicle body (1).

3. The undercarriage for an unmanned aerial vehicle having a buffering function according to claim 2, wherein: the lower fixed surface of fixed plate (3) is connected with fixed block (13), the one end of second connecting rod (8) is passed fixed block (13), second connecting rod (8) with fixed block (13) swing joint, second spring (9) have been cup jointed to the other end of second connecting rod (8), second spring (9) with second connecting rod (8) sliding connection, the one end of second spring (9) with fixed block (13) welding.

4. The undercarriage for an unmanned aerial vehicle having a buffering function according to claim 3, wherein: one end of the second connecting rod (8) is fixedly connected with a bottom plate (10), and the other end of the second spring (9) is adhered to the bottom plate (10).

5. The undercarriage for an unmanned aerial vehicle having a buffering function according to claim 1, wherein: the range of the acute angle formed by the two support rods (2) and the fixing plate (3) is 5-45 degrees.

6. The undercarriage for an unmanned aerial vehicle having a buffering function according to claim 1, wherein: the side length of the upper surface of the fixing plate (3) is equal to that of the lower surface of the unmanned aerial vehicle body (1).