CN213008711U

CN213008711U - Unmanned aerial vehicle damping device

Info

Publication number: CN213008711U
Application number: CN202021322416.2U
Authority: CN
Inventors: 于信; 董喆; 倪小龙; 朱旭
Original assignee: Jilin Jixin Photoelectric Technology Co ltd
Current assignee: Jilin Jixin Photoelectric Technology Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-04-20
Anticipated expiration: 2030-07-08

Abstract

An unmanned aerial vehicle damping device relates to the technical field of unmanned aerial vehicles, and solves the problem that the damping effect in the horizontal direction is more excellent when the unmanned aerial vehicle lands on the damping device; a second through hole is formed in the second substrate corresponding to the boss, and the second substrate sequentially penetrates through the second through hole and the damping ring through a second screw and then is connected with the boss; the supporting leg column is connected with the lower surface of the second substrate, and a spring is arranged on the periphery of the supporting leg column. The utility model discloses the shock attenuation effect of horizontal direction is excellent, plays excellent guard action to the unmanned aerial vehicle inner part.

Description

Unmanned aerial vehicle damping device

Technical Field

The utility model relates to an unmanned aerial vehicle damping technical field that rises and falls, concretely relates to unmanned aerial vehicle damping device.

Background

The unmanned aerial vehicle is an unmanned aerial vehicle operated by using a radio remote control device and a self-contained program control device, is a general name of unmanned aerial vehicles, and is originally applied to the military field. Along with the development and popularization of unmanned aerial vehicle technology, unmanned aerial vehicles have been widely applied to the fields of aerial photography, agriculture, forestry, surveying and mapping and the like. By the restriction of operation precision or prior art condition, unmanned aerial vehicle when taking off and descending, inevitable receives the strong reaction force impact on ground, can harm the unmanned aerial vehicle organism and erect the precision instrument on unmanned aerial vehicle to a certain extent, consequently is necessary to carry out certain shock attenuation to unmanned aerial vehicle and handles. The damping device that is used for unmanned aerial vehicle to rise and fall that has is vertical better to damping performance, but the shock attenuation effect of horizontal direction still treats the improvement, has the influence problem that descending vibrations caused accurate electronic equipment in the unmanned aerial vehicle, consequently demand an unmanned aerial vehicle descending damping device that has more excellent shock attenuation effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an unmanned aerial vehicle damping device.

The utility model discloses a solve the technical scheme that technical problem adopted as follows:

an unmanned aerial vehicle damping device comprises a first base plate, a shock insulation assembly, a second base plate, a damping ring and a supporting leg, wherein a first through hole is formed in the first base plate, a boss is formed in the lower surface of the first base plate, the shock insulation assembly comprises a damping gasket, two dampers, two damper protective housings and a shaft sleeve, the shaft sleeve penetrates through the first through hole, the two dampers are sleeved on the shaft sleeve and are arranged on the upper side and the lower side of the first base plate in a one-to-one correspondence mode, each damper is sleeved with one damper protective housing, and the first base plate is connected with an unmanned aerial vehicle after sequentially penetrating through the damping gasket and the shaft sleeve through a first screw; a second through hole is formed in the second substrate corresponding to the boss, and the second substrate sequentially penetrates through the second through hole and the damping ring through a second screw and then is connected with the boss; the supporting leg column is connected with the lower surface of the second substrate, and a spring is arranged on the periphery of the supporting leg column; the sum of the heights of the boss and the shock absorption ring is greater than the height of the first screw at the lower part of the first base plate.

Furthermore, the axial section of the shock insulation assembly is in an I shape.

Further, the shock absorber protective shell is in contact connection with the first substrate

Further, the first substrate is made of 2A12 aluminum alloy material.

Furthermore, the shock absorber gasket, the shock absorber protective shell and the shaft sleeve are all made of titanium alloy.

The utility model has the advantages that:

the utility model discloses a shock insulation subassembly has the shock insulation effect of vertical direction and horizontal plane, can play the effect that subtracts the impact and subtract vibrations in three direction, can absorb the effectual isolation of reaction force that produces when descending, has higher shock attenuation efficiency, solves the damage problem that descending vibrations caused electronic equipment in to the unmanned aerial vehicle. Three-dimensional shock attenuation is carried out through the effect of first base plate and shock insulation subassembly, and especially the shock attenuation effect of horizontal direction is excellent, and furthest's buffering ground reaction force makes unmanned aerial vehicle can not damage spare part because of strong vibrations at the descending in-process to unmanned aerial vehicle's impact, plays excellent guard action to accurate electronic equipment in the unmanned aerial vehicle.

Drawings

Fig. 1 is the utility model discloses an unmanned aerial vehicle damping device's front view.

Fig. 2 is the utility model discloses a structure diagram of unmanned aerial vehicle damping device's shock insulation subassembly.

In the figure: 1. the shock insulation structure comprises a first base plate, 2, a boss, 3, a shock insulation assembly, 4, a shock absorption gasket, 5, a shock absorber, 6, a shock absorber protective shell, 7, a shaft sleeve, 8, a first screw, 9, a second base plate, 10, a second screw, 11, a shock absorption ring, 12, a support leg, 13 and a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

An unmanned aerial vehicle damping device, as shown in figure 1, comprises a damping support and an undercarriage connected below the damping support.

Shock absorber support installs between unmanned aerial vehicle and undercarriage, and shock absorber support includes first base plate 1 and sets up shock insulation subassembly 3 on first base plate 1. The first substrate 1 is provided with a plurality of first through holes. The shock insulation component 3 is arranged corresponding to the first through hole. The middle part position of shock insulation subassembly 3 is connected on first base plate 1 through first through-hole and shock insulation subassembly 3's middle part, specifically is that every shock insulation subassembly 3 is through a first through-hole, and unmanned aerial vehicle is connected to 3 one ends of shock insulation subassembly, and first base plate 1 is connected at the middle part, and the other end is unsettled.

First base plate 1 includes the plate body and sets up boss 2 on the plate body lower surface, and 1 lower surface of first base plate has a plurality of bosss 2, and boss 2 is used for connecting the undercarriage, and boss 2 is equipped with the screw hole, and boss 2 is connected the undercarriage through the screw hole, is equipped with damping ring 11 between boss 2 and the undercarriage, and the screw passes the undercarriage earlier and connects boss 2 screw holes after passing damping ring 11 again. The landing gear comprises a second base plate 9 and a plurality of supporting foot columns 12 arranged on the second base plate 9, wherein the supporting foot columns 12 are arranged in number, and springs 13 used for shock absorption are arranged on the peripheries of the supporting foot columns 12. The second substrate 9 is provided with a second through hole corresponding to the boss 2. The connection of shock mount and undercarriage is realized through connecting boss 2 behind second screw 10 passes second through-hole and damping ring 11 in proper order.

The first and second substrates 1, 9 are generally circular or rectangular in shape, particularly according to the unmanned aerial vehicle arrangement. In the embodiment, the number of the bosses 2 is 8, the bosses are divided into two rows, each row is 4, and each boss 2 is provided with a threaded hole. The non-boss 2 of the first substrate 1 is provided with first through holes, in the embodiment, 15 first through holes are arranged and divided into three rows of 5 first through holes, the first through holes are located between the bosses 2, and each first through hole is provided with one shock insulation assembly 3.

The seismic isolation assemblies 3 are structurally shown in fig. 2, and each seismic isolation assembly 3 comprises a damping pad 4, two dampers 5, two damper protective shells 6 and a shaft sleeve 7. Two bumper shock absorbers 5 are sleeved on a shaft sleeve 7, the shaft sleeve 7 penetrates through a first through hole, one bumper shock absorber 5 is positioned on the upper side of the first through hole on the first substrate 1, and the other bumper shock absorber 5 is positioned on the lower side of the first through hole. The two shock absorbers 5 of the shock isolation component 3 can be contacted with each other, and the shock absorbers 5 in the embodiment are made of damping shock absorption shock isolation materials, such as nitrile rubber. A shock absorber protective shell 6 is sleeved on each shock absorber 5, the shock absorber protective shell 6 is sleeved on the side surface of the outer side of each shock absorber 5, the shock absorber protective shell 6 is connected to the first substrate 1, and the shock absorber 5 can be directly contacted with the first substrate 1 and can also be connected with the first substrate 1 through the shock absorber protective shell 6. The shock absorber protective shell 6 is a metal protective shell. The damper pad 4 is provided on the lower end surface of the lower side damper 5. Shock insulation subassembly 3 realizes through first screw 8 with unmanned aerial vehicle's being connected, and first screw 8 passes shock attenuation gasket 4 earlier and connects unmanned aerial vehicle after passing axle sleeve 7 again, and shock attenuation gasket 4 is located between the screwhead of bumper shock absorber 5 and first screw 8. Compare in the screw pole of first screw 8, the screw head of first screw 8 is located the downside, and unmanned aerial vehicle is connected to the screw pole end of first screw 8. The sum of the heights of the boss 2 and the shock absorption ring 11 is greater than the height of the part, located on the lower side of the first base plate 1, of the first screw 8, namely the sum of the height of the shock absorber 5, the height of the gasket and the height of the screw head, located on the lower side of the first base plate 1 is smaller than the protruding height of the boss 2, namely the shock insulation assembly 3 is not connected with an undercarriage, and the first screw 8 is not connected with the undercarriage. The two dampers 5 are vertically symmetrical with respect to the first base plate 1, and the damper protective case 6 is vertically symmetrical with respect to the first through hole or the first base plate 1. The shock absorber protective housing 6 is in contact connection with the first substrate 1, and the connection part of the shock absorber protective housing 6 and the first substrate 1 is the whole middle part of the shock insulation assembly 3, namely the middle part of the shock insulation assembly 3 is connected with the first substrate 1. The axial section of the shock insulation component 3 is I-shaped, and the middle concave part of the I-shaped is arranged at the first through hole. The sum of the height of the boss 2 and the height of the damping ring 11 is larger than the sum of the height of the lower side part of the first through hole of the shock insulation component 3 and the height of the head of the first screw 8, namely the lower half part of the shock insulation component 3 is not in contact with the undercarriage, and the first screw 8 is not in contact with the undercarriage. The gasket of the shock absorber 5, the shock absorber protective shell 6 and the shaft sleeve 7 are all made of titanium alloy. The first substrate 1 is made of 2A12 aluminum alloy material.

The utility model discloses a shock insulation subassembly 3 has the shock insulation effect of vertical direction and horizontal plane, can play the effect that subtracts the impact and subtract vibrations in three direction, can absorb the effectual isolation of reaction force that produces when descending, has higher shock attenuation efficiency, solves the damage problem that descending vibrations caused electronic equipment in to the unmanned aerial vehicle. The utility model discloses an unmanned aerial vehicle damping device, when unmanned aerial vehicle when carrying out flight task descending contact ground, carry out the three-dimensional shock attenuation through the effect of first base plate 1 and shock insulation subassembly 3, especially the shock attenuation effect of horizontal direction is excellent, and furthest's buffering ground reaction force is to unmanned aerial vehicle's impact, makes unmanned aerial vehicle can not damage spare part because of violent vibrations at the descending in-process, plays excellent guard action to unmanned aerial vehicle. The utility model discloses an unmanned aerial vehicle damping device has stronger adaptability, can carry out the adjustment of shape and size according to unmanned aerial vehicle's structure, and the reliability is high, and the device compromises low-cost and excellent damping performance.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. An unmanned aerial vehicle damping device is characterized by comprising a first base plate (1), a shock insulation component (3), a second base plate (9), a damping ring (11) and a supporting leg column (12), the first substrate (1) is provided with a first through hole, the lower surface of the first substrate (1) is provided with a boss (2), the shock insulation assembly (3) comprises a shock absorption gasket (4), two shock absorbers (5), two shock absorber protective cases (6) and a shaft sleeve (7), the shaft sleeve (7) penetrates through a first through hole, the two shock absorbers (5) are sleeved on the shaft sleeve (7) and are arranged on the upper side and the lower side of the first base plate (1) in a one-to-one correspondence mode, each shock absorber (5) is sleeved with one shock absorber protective case (6), and the first base plate (1) sequentially penetrates through the shock absorption gasket (4) and the shaft sleeve (7) through first screws (8) and then is connected with the unmanned aerial vehicle; a second through hole is formed in the second substrate (9) corresponding to the boss (2), and the second substrate (9) sequentially penetrates through the second through hole and the damping ring (11) through a second screw (10) and then is connected with the boss (2); the supporting leg column (12) is connected with the lower surface of the second substrate (9), and a spring (13) is arranged on the periphery of the supporting leg column (12); the sum of the heights of the boss (2) and the shock absorption ring (11) is larger than the height of the first screw (8) at the lower part of the first base plate (1).

2. An unmanned aerial vehicle damping device as claimed in claim 1, wherein the axial cross-section of the seismic isolation assembly (3) is i-shaped.

3. An unmanned aerial vehicle damping device as claimed in claim 1, wherein the shock absorber protective housing (6) is in contact with the first base plate (1).

4. An unmanned aerial vehicle damping device as claimed in claim 1, wherein the first base plate (1) is made of 2A12 aluminium alloy material.

5. The damping device for unmanned aerial vehicles according to claim 1, wherein the shock absorber (5) gasket, the shock absorber protective shell (6) and the shaft sleeve (7) are made of titanium alloy.