CN218480097U

CN218480097U - Unmanned aerial vehicle damping device

Info

Publication number: CN218480097U
Application number: CN202222849762.1U
Authority: CN
Inventors: 雷利彬; 庄健鹏
Original assignee: Guangzhou Leixun Innovation Technology Co ltd
Current assignee: Guangzhou Leixun Innovation Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-02-14
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses an unmanned aerial vehicle damping device, it includes the supporting seat, locate on the supporting seat with the relative interval of supporting seat set up the snubber block, a plurality of bubble cotton body of locating between supporting seat and the snubber block and the balancing weight of being connected with the snubber block, the cotton body of bubble evenly sets up on the supporting seat in order to be used for joint support seat and snubber block. This unmanned aerial vehicle damping device adopts the cotton body of bubble as shock-absorbing material, and this supporting seat and snubber block all adopt the cant to set up, can realize the shock attenuation of horizontal direction and vertical direction, can realize better whole shock attenuation effect, and simple structure, simple to operate has improved assembly efficiency and precision.

Description

Unmanned aerial vehicle damping device

Technical Field

The utility model relates to an unmanned aerial vehicle accessory field especially relates to an unmanned aerial vehicle damping device.

Background

Unmanned aircraft are often more suited to tasks that are too "fool, messy, or dangerous" than manned aircraft. Unmanned aerial vehicles can be classified into military and civil applications according to the application field. For military use, unmanned aerial vehicles divide into reconnaissance aircraft and target drone. In the civil aspect, the unmanned aerial vehicle is applied in combination with the industry, and is really just needed by the unmanned aerial vehicle. Unmanned aerial vehicle falls from the sky after the flight task, because highly higher, receives the effect of gravity, and easily receives the wind speed, the rainfall influence easily produces the vibration, produces very big influence to the IMU device, leads to easily not satisfying the practical application requirement, provides unmanned aerial vehicle damping device for this reason.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, a unmanned aerial vehicle damping device is provided.

The utility model provides a technical scheme that its technical problem adopted is: constructing a damping device of an unmanned aerial vehicle, which comprises a supporting seat, damping blocks arranged on the supporting seat at intervals opposite to the supporting seat, a plurality of foam bodies arranged between the supporting seat and the damping blocks and balancing weights connected with the damping blocks;

the foam body is uniformly arranged on the periphery of the supporting seat and used for connecting the supporting seat and the damping block.

In some embodiments, the supporting seat is provided with a first positioning portion for positioning and mounting the foam body, the shock absorption block is provided with a second positioning portion corresponding to the first positioning portion, and the upper end and the lower end of the foam body are respectively mounted on the first positioning portion and the second positioning portion.

In some embodiments, the number of the foam bodies is 4, and the 4 foam bodies are symmetrically distributed by taking the central line of the supporting seat as a symmetry axis;

the Shore hardness of the foam body is 20-30A.

In some embodiments, the foam body is connected to the support base and the damper block by an adhesive.

In some embodiments, the included angle of the foam body relative to the plane of the supporting seat is 30-60 degrees.

In some embodiments, unmanned aerial vehicle damping device still including locate the supporting seat bottom with the circuit board of being connected can be dismantled to the supporting seat, be equipped with connecting terminal on the circuit board.

In some embodiments, the unmanned aerial vehicle damping device further comprises a motion sensor which is arranged at the bottom end of the supporting seat and is in communication connection with the circuit board.

In some embodiments, an end of the shock absorption block facing the support seat is provided with a receiving groove for positioning and mounting the shock absorption block.

In some embodiments, the weight member is a plate-shaped structure made of copper material, and the weight member and the damping block can be connected by bolts.

In some embodiments, the bottom end of the supporting seat is provided with a plurality of supporting legs, and the supporting legs are symmetrically distributed by taking the center line of the supporting seat as a symmetry axis.

Implement the utility model discloses following beneficial effect has: this unmanned aerial vehicle damping device includes the supporting seat, locate on the supporting seat with the relative interval of supporting seat the snubber block that sets up, a plurality of bubble cotton body of locating between supporting seat and the snubber block and the balancing weight of being connected with the snubber block, the cotton body of bubble evenly sets up on the supporting seat in order to be used for joint support seat and snubber block. This unmanned aerial vehicle damping device adopts the cotton body of bubble as shock-absorbing material, and this supporting seat and snubber block 2 all adopt the cant to set up, can realize the shock attenuation of horizontal direction and vertical direction, can realize better whole shock attenuation effect, and simple structure, and simple to operate has improved assembly efficiency and precision.

Drawings

In order to explain the technical solution of the present invention more clearly, the present invention will be further described with reference to the accompanying drawings and examples, it should be understood that the following drawings only show some examples of the present invention, and therefore should not be considered as limiting the scope, for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort. In the drawings:

fig. 1 is an exploded view of a shock absorbing device for an unmanned aerial vehicle according to some embodiments of the present invention;

fig. 2 is a schematic perspective view of a shock absorbing device for an unmanned aerial vehicle according to some embodiments of the present invention;

fig. 3 is a schematic view of another directional structure of the damping device of the unmanned aerial vehicle according to some embodiments of the present invention;

fig. 4 is a schematic structural view of a support base according to some embodiments of the present invention;

fig. 5 is a schematic structural diagram of a damper block according to some embodiments of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It should also be noted that, unless expressly specified or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and encompass, for example, fixed connections as well as removable connections or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Please refer to fig. 1 to 5, which are the utility model discloses an unmanned aerial vehicle damping device, it includes supporting seat 1, locate on supporting seat 1 with supporting seat 1 relative interval set up the snubber block 2, a plurality of locating supporting seat 1 and snubber block between 2 foam body 3 and with snubber block 2 fixed connection's balancing weight 4, should foam body 3 evenly sets up on supporting seat 1 in order to be used for connecting supporting seat 1 and snubber block 2. The foam body 3 is of a cylindrical structure, the Shore hardness of the foam body is preferably 20-30A, and the foam body 3 has a series of characteristics of good elasticity, light weight, quick pressure-sensitive fixation, convenience in use, free bending, ultrathin volume, reliable performance and the like. The foam body 3 may be, but not limited to, PU foam, EPE foam, EVA foam, or SBR foam.

Wherein, this supporting seat 1 can be used to dismantle with unmanned aerial vehicle's fuselage and be connected, preferably, this supporting seat 1 can adopt low density materials such as plastics or carbon fiber with snubber block 2 to when guaranteeing this unmanned aerial vehicle damping device mechanical strength, reduce this unmanned aerial vehicle damping device's dead weight as far as possible, help realizing this unmanned aerial vehicle damping device's lightweight. The material may be, but is not limited to, PVC, PP or ABS.

In some embodiments, the supporting seat 1 is provided with a first positioning portion 11 for positioning and installing the foam body 3, the damper block 2 is provided with a second positioning portion 21 corresponding to the first positioning portion 11, and the upper and lower ends of the foam body 3 are respectively installed on the first positioning portion 11 and the second positioning portion 21. It is understood that the first positioning portion 11 and the second positioning portion 21 are both circular in shape, and are used for supporting and positioning the foam body 3 together. Preferably, the number of the foam bodies 3 is 4, and the 4 foam bodies 3 are symmetrically distributed by taking the central line of the support seat 1 as a symmetry axis. This symmetric distribution's mode can make this unmanned aerial vehicle damping device reach the shock attenuation effect of preferred, and guarantees this unmanned aerial vehicle damping device's motion equilibrium as far as possible.

Further, the foam body 3 is connected with the supporting seat 1 and the damping block 2 through viscose. It is worth mentioning, under the general condition, bubble cotton body 3 is through the bubble cotton on 3M gum paste with supporting seat 1 can, but because bubble cotton body 3 is too soft, and the installation face is oblique, the installation degree of difficulty increases, paste the in-process, if 3M glue paste the position to first location portion 11 have the deviation to result in bubble cotton body 3 to accurately block in second location portion 21, in addition 3M gum paste the back viscidity too strong, bubble cotton body 3 can't get into second location portion 21 smoothly through later stage adjustment, this lets snubber block 2 trap in the risk of big amplitude slope. Therefore, it is better to adopt the mobility, the viscose that curing time is longer carries out to make bubble cotton 3 and supporting seat 1 and snubber block 2 adhere, in the bonding process, paint the viscose to first locating part 11 earlier, install 4 bubble cotton 3 on supporting seat 1 earlier, install snubber block 2 on 4 bubble cotton 3 again, then finely tune bubble cotton 3 with tweezers, make it accurately block in second locating part 21, then can reduce the inclination of snubber block 2 widely, then wait that the viscose natural curing can. Further, before the adhesive is cured, the circular level can be horizontally placed on the shock absorption block 2, the direction of the shock absorption block 2 is observed to have the inclination, and the higher part is pressed by fingers, so that a better leveling effect is further obtained.

Particularly, the included angle of the foam body 3 relative to the plane of the support seat 1 is 30-60 degrees, so that the foam body 3 can balance the motion frequency of each translation direction, and the damping effect of the damping device of the unmanned aerial vehicle is ensured. Preferably, in this embodiment, this steep cotton body 3 is 45 for the plane contained angle of supporting seat 1 relatively, can guarantee that the shock attenuation effect of all directions is unanimous, further improves unmanned aerial vehicle damping device's equilibrium.

According to the damping device of the unmanned aerial vehicle, the foam body 3 is adopted as a damping material, the supporting seat 1 and the damping block 2 are arranged in a diagonal pushing mode, the damping in the horizontal direction and the vertical direction can be achieved, the better overall damping effect can be achieved, the structure is simple, the mounting is convenient, and the assembly efficiency and the precision are improved.

The end of the damping block 2 facing the supporting seat 1 is provided with a receiving groove 22 for positioning and installing the damping block 2, the receiving groove 22 is substantially rectangular, and in other embodiments, the shape of the receiving groove 22 may also be circular, oval or other shapes, which is not limited herein.

In some embodiments, this unmanned aerial vehicle damping device still includes locates the circuit board 5 that supporting seat 1 bottom and supporting seat 1 can dismantle the connection, is equipped with connecting terminal 7 on the circuit board 5. Understandably, this circuit board 5 can be for taking IMU's printed circuit board, and this printed circuit board has high reliability, high designability, testability, higher stability and maintainability to make this unmanned aerial vehicle damping device more reliable and more stable in the course of the work. Wherein, IMU can come indirect knowledge unmanned aerial vehicle's motion according to the angle of perception self or the attitude change. Therefore, the smaller the action delay between the IMU and the unmanned aerial vehicle, the better, that is, when the unmanned aerial vehicle rotates, the faster the IMU follows the rotation, the more accurately the movement condition of the unmanned aerial vehicle can be reflected. Further, this unmanned aerial vehicle damping device is still including locating the motion sensor 6 that 1 bottom of supporting seat and circuit board 5 communication are connected. This motion sensor 6 can be used to measure physical quantities such as this unmanned aerial vehicle damping device's position, displacement, speed, acceleration, and it can be connected with unmanned aerial vehicle's control system communication for this control system receives the physical quantity information that motion sensor 6 measured.

Further, the weight member 4 is a plate-shaped structure made of copper material, and is connected to the damping block 2 by bolts. Understandably, this 4 design requirement central symmetry of balancing weight, guarantee that the shock attenuation effect of all directions is unanimous, and this balancing weight 4 can link together through heat conduction silica gel with this circuit board 5, this heat conduction silica gel can be used to fix a position balancing weight 4 and circuit board 5 are sealed, realize thermal even transmission, when high temperature, this balancing weight 4 can in time distribute away this circuit board 5's heat in order to prevent this circuit board 5 from receiving the damage, when low temperature, this balancing weight 4 can be with the heat transfer of outside device that generates heat in to circuit board 5 in order to prevent that circuit board 5 temperature from crossing low normally working. The material of the weight block 4 is copper material which can ensure the heat conductivity and heat dissipation of the weight block 4, in other embodiments, the weight block 4 can also be made of aluminum alloy or other materials with good heat conductivity, and no specific limitation is made here. Simultaneously, this circuit board 5 has guaranteed the accurate nature of circuit board 5's mounted position through heat conduction silica gel and this balancing weight 4 fixed connection, and reduces motion sensor 6 and receive the influence of stress, ensures motion sensor 6's precision under the low temperature environment, reduces extreme temperature to motion sensor 6's influence. Preferably, the weight block 4 can change the structure or material according to the test effect or application scene, so as to change the mounting weight of the damping block 2 to obtain the best performance.

Wherein, the bottom end of the supporting seat 1 is provided with a plurality of supporting feet 12; the supporting feet 12 are symmetrically distributed by taking the central line of the supporting seat 1 as a symmetry axis. It can be understood that the supporting legs 12 can be integrally formed with the supporting base 1, so as to effectively reduce the cost, and simultaneously, satisfy the requirement of simplifying the assembly, and make the overall structure more firm and reliable. Furthermore, the support seat 1 can be used as a universal standard component, so that various related device types can be effectively reduced, and the universality is improved. In other embodiments, the supporting foot 12 can also be fixedly connected with the supporting base 1 by glue or by a fastener, which is not limited herein.

It is understood that the above examples only represent preferred embodiments of the present invention, which are described in more detail and detail, but are not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An unmanned aerial vehicle damping device, its characterized in that includes: the device comprises a supporting seat (1), shock absorption blocks (2) arranged on the supporting seat (1) and opposite to the supporting seat (1) at intervals, a plurality of foam bodies (3) arranged between the supporting seat (1) and the shock absorption blocks (2) and balancing weights (4) connected with the shock absorption blocks (2);

the foam body (3) is uniformly arranged on the supporting seat (1) and used for connecting the supporting seat (1) and the damping block (2).

2. The unmanned aerial vehicle damping device of claim 1, wherein the supporting seat (1) is provided with a first positioning portion (11) for positioning and installing the foam body (3), the damping block (2) is provided with a second positioning portion (21) corresponding to the first positioning portion (11), and the foam body (3) is installed at the upper end and the lower end of the first positioning portion (11) and the second positioning portion (21) respectively.

3. The unmanned aerial vehicle damping device of claim 2, characterized in that the number of the foam bodies (3) is 4, and the 4 foam bodies (3) are symmetrically distributed by taking the center line of the supporting seat (1) as a symmetry axis;

the shore hardness of the foam body (3) is 20-30A.

4. The unmanned aerial vehicle damping device of claim 2, characterized in that, the bubble cotton body (3) is connected with the supporting seat (1) and the snubber block (2) through the viscose.

5. The unmanned aerial vehicle damping device of claim 4, characterized in that the plane included angle of the foam body (3) relative to the supporting seat (1) is 30-60 °.

6. The damping device for the unmanned aerial vehicle according to claim 1, further comprising a circuit board (5) detachably connected to the bottom end of the supporting base (1), wherein a connecting terminal (7) is disposed on the circuit board (5).

7. The damping device for unmanned aerial vehicles according to claim 6, characterized in that the damping device for unmanned aerial vehicles further comprises a motion sensor (6) disposed at the bottom end of the supporting base (1) and connected to the circuit board (5) in a communication manner.

8. The damping device for unmanned aerial vehicles according to claim 1, characterized in that one end of the damping block (2) facing the supporting base (1) is provided with a containing groove (22) for positioning and installing the damping block (2).

9. The damping device for unmanned aerial vehicles according to claim 8, characterized in that the counterweight (4) is a plate-shaped structure made of copper material, and is connected with the damping block (2) through bolts.

10. The damping device for the unmanned aerial vehicle according to claim 1, wherein a plurality of supporting feet (12) are arranged at the bottom end of the supporting seat (1), and the supporting feet (12) are symmetrically distributed with the center line of the supporting seat (1) as a symmetry axis.