CN218806730U

CN218806730U - Survey and drawing unmanned aerial vehicle with radar

Info

Publication number: CN218806730U
Application number: CN202223155659.3U
Authority: CN
Inventors: 周春霞; 易筠花; 朱琳; 张丽娜; 杜磊磊; 何焕; 任广星; 张伟娜; 张伟高
Original assignee: Fengze Smart Technology Co ltd
Current assignee: Fengze Smart Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-07
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to a survey and drawing unmanned aerial vehicle technical field, especially be a survey and drawing unmanned aerial vehicle with radar, including unmanned aerial vehicle organism and radar mapping device, fixedly connected with radar mapping device in the middle of the unmanned aerial vehicle organism lower extreme, unmanned aerial vehicle organism lower extreme inboard is connected with the fixed axle through clockwork spring rotation, the fixed axle outside fixedly connected with connecting block, connecting block lower extreme fixedly connected with shock attenuation frame; the shock attenuation frame includes the hollow tube, the inboard fixedly connected with rubber membrane of hollow tube lower extreme, the gas pocket is seted up to the hollow tube upper end, the gas pocket inboard is equipped with the sealing plug, the hollow tube lower extreme inboard has the carriage release lever through sealing washer sliding connection, the utility model discloses in, through shock attenuation frame, clockwork spring, fixed axle and the connecting block that sets up, reduce shock-absorbing structure's weight when can carry out the absorbing, and then can improve the time that stability and unmanned aerial vehicle in the unmanned aerial vehicle operation process are full of single continuation of the journey after the electricity.

Description

Survey and drawing unmanned aerial vehicle with radar

Technical Field

The utility model relates to a survey and drawing unmanned aerial vehicle technical field specifically is a survey and drawing unmanned aerial vehicle with radar.

Background

The surveying and mapping unmanned aerial vehicle is an unmanned aerial vehicle applied to terrain surveying and mapping, different surveying and mapping instruments can be installed in the surveying and mapping process to survey and map terrain, and accurate surveying and mapping can be carried out by matching with the surveying and mapping instruments through a radar arranged inside;

however, the rigid support is adopted in the landing process of the unmanned aerial vehicle, the buffer is lacked, the unmanned aerial vehicle is easy to tip over when landing in an uneven field, and the damage to precision equipment on the unmanned aerial vehicle can be caused when the landing is serious, for example, the unmanned aerial vehicle anti-seismic landing gear disclosed in the application number of 201920466916.4,

including arrangement seat and division board, arrangement seat and division board pass through the rotation axis and connect, the rotation axis includes the auxiliary tube, it is provided with main shaft an to go up the auxiliary tube inside, main shaft a one end is provided with stopper a, stopper a inscribe in go up the internal surface of auxiliary tube: the main shaft a penetrates out of the upper auxiliary pipe and is peripherally connected with the top of the isolation plate: the part of the main shaft a which penetrates out of the upper auxiliary pipe is sleeved with a spring a: two groups of supporting devices are arranged at the bottom of the isolation plate, each group of supporting devices comprises a first supporting leg and a second supporting leg, and one ends, far away from the isolation plate, of the first supporting leg and the second supporting leg are connected through a shock absorption piece;

the technical scheme structure that this scheme recorded is comparatively complicated, connects the combination to carry out the shock attenuation through a plurality of springs, support, and it is more at the spare part that the cooperation was used, causes unmanned aerial vehicle at the operation in-process weight gain of reality more to carry the relatively poor problem of radar mapping device operation at unmanned aerial vehicle and influence the time of endurance after the unmanned aerial vehicle single is full of the electric quantity, consequently, propose a survey and drawing unmanned aerial vehicle with radar to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a survey and drawing unmanned aerial vehicle with radar to the support weight is great for the unmanned aerial vehicle shock attenuation that the solution carried type mapping device, thereby leads to the problem of unmanned aerial vehicle operation in-process poor stability and the problem that the follow-up time of flight of single is full of the electric quantity is short.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the surveying and mapping unmanned aerial vehicle with the radar comprises an unmanned aerial vehicle body and a radar surveying and mapping device, wherein the radar surveying and mapping device is fixedly connected in the middle of the lower end of the unmanned aerial vehicle body, a fixed shaft is rotatably connected to the inner side of the lower end of the unmanned aerial vehicle body through a clockwork spring, a connecting block is fixedly connected to the outer side of the fixed shaft, and a damping rack is fixedly connected to the lower end of the connecting block; the shock attenuation frame includes the hollow tube, the inboard fixedly connected with rubber membrane of hollow tube lower extreme, the gas pocket has been seted up to the hollow tube upper end, the gas pocket inboard is equipped with the sealing plug, hollow tube lower extreme inboard has the carriage release lever through sealing washer sliding connection, the carriage release lever bottom is rotated and is connected with the gyro wheel.

The utility model discloses further optimize, the number of shock attenuation frame is total four, the shock attenuation frame is the position that the annular equidistance set up at unmanned aerial vehicle organism lower extreme.

The utility model discloses further optimize, hollow tube and carriage release lever are the setting of cylindricality, the rubber membrane is the circular shape setting, the rubber membrane sets up the position in the carriage release lever upper end.

The utility model discloses further optimize, the gas pocket of seting up on the hollow tube has a plurality of, hollow tube and carriage release lever are with the setting of axle center.

The utility model discloses further optimize, the spacing groove has been seted up to the connecting block inboard, the spacing groove is curved setting, the inboard sliding connection of spacing groove has spacing post, spacing post fixed connection is in the inboard position of unmanned aerial vehicle organism lower extreme, and connecting block and unmanned aerial vehicle organism rotate to be connected.

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

1. in the utility model, the damping frame, the clockwork spring, the fixed shaft and the connecting block are arranged, so that the weight of the damping structure can be reduced while damping is carried out, and further the stability of the unmanned aerial vehicle in the operation process and the single endurance time of the unmanned aerial vehicle after being fully charged can be improved;

2. the utility model discloses in, through the gas pocket and the sealing plug that set up, can be through opening the shock attenuation effect of the quantity control shock attenuation frame of gas pocket, and then can improve the adaptability of shock attenuation frame, have good practical value.

Drawings

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

FIG. 2 is a schematic view of the hollow tube structure of the present invention;

FIG. 3 is a schematic view of the structure A of FIG. 2 according to the present invention;

fig. 4 is the structure schematic diagram of the rubber film installation position of the utility model.

In the figure: 1-unmanned aerial vehicle body, 2-radar mapping device, 3-hollow tube, 4-movable rod, 5-roller, 6-air hole, 7-connecting block, 8-connecting hole, 9-limiting groove, 10-limiting column, 11-fixed shaft, 12-clockwork spring, 13-sealing ring, 14-rubber membrane, 15-sealing plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

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

a surveying and mapping unmanned aerial vehicle with radar comprises an unmanned aerial vehicle body 1 and a radar surveying and mapping device 2, wherein the radar surveying and mapping device 2 is fixedly connected in the middle of the lower end of the unmanned aerial vehicle body 1, a fixed shaft 11 is rotatably connected to the inner side of the lower end of the unmanned aerial vehicle body 1 through a clockwork spring 12, a connecting block 7 is fixedly connected to the outer side of the fixed shaft 11, and a damping frame is fixedly connected to the lower end of the connecting block 7;

the shock attenuation frame includes

hollow tube

3, 3 inboard fixedly connected with rubber membrane 14 of lower extreme of hollow tube, and 3 upper ends of hollow tube are seted up porosely 6, and 6 inboards in gas pocket are equipped with

sealing plug

15, and 3 lower extreme inboards in hollow tube have carriage release lever 4 through sealing washer 13 sliding connection, and 4 bottoms in carriage release lever are rotated and are connected with gyro wheel 5.

As shown in fig. 1, the number of the shock absorption frames is four, the shock absorption frames are annularly and equidistantly arranged at the lower end of the unmanned aerial vehicle body 1, and in the actual use process, the shock absorption frames are arranged at the lower end of the unmanned aerial vehicle body through the matching of the 4 same shock absorption frames, so that a good shock absorption effect can be achieved in the landing process of the unmanned aerial vehicle, and the stability is good;

as shown in fig. 4, the hollow tube 3 and the moving rod 4 are both cylindrical, the rubber film 14 is circular, the rubber film 14 is arranged at the upper end of the moving rod 4, and the rubber film 14 replaces the existing mode of damping through the expansion spring, so that the unmanned aerial vehicle is lighter in the actual use process, and the stability and the cruising ability of the unmanned aerial vehicle in the actual use process can be effectively improved;

specifically, as shown in fig. 2 and 3, a plurality of air holes 6 are formed in the hollow tube 3, the hollow tube 3 and the moving rod 4 are coaxially arranged, the damping effect can be adjusted by opening the number of the air holes 6, and the stability of the whole structure can be ensured by arranging the hollow tube 3 and the moving rod 4 coaxially, so that the whole arrangement can improve the adaptability of the unmanned aerial vehicle to the radar mapping device 2 with different weights;

it is specific as figure 2 and figure 3, spacing groove 9 has been seted up to connecting block 7 inboard, spacing groove 9 is curved setting, the inboard sliding connection of spacing groove 9 has spacing post 10, spacing post 10 fixed connection is in the inboard position of 1 lower extreme of unmanned aerial vehicle organism, and connecting block 7 and the rotation of unmanned aerial vehicle organism 1 are connected, can be further carry out the shock attenuation at the in-process that unmanned aerial vehicle descends, and then can protect unmanned aerial vehicle organism 1 and radar mapping device 2 at the in-process that unmanned aerial vehicle descends, can adjust the rotation range of connecting block 7 among the secondary shock attenuation process through the spacing post 10 that sets up simultaneously, can guarantee absorbing effect.

The working process comprises the following steps: when a surveying and mapping unmanned aerial vehicle with a radar is required to be used, the terrain can be surveyed and mapped through the radar surveying and mapping device 2 fixedly connected in the middle of the lower end of an unmanned aerial vehicle body 1, after surveying and mapping are completed, the unmanned aerial vehicle body 1 drives the radar surveying and mapping device 2 to fall back, when the unmanned aerial vehicle body 1 falls to the ground, the unmanned aerial vehicle body 1 and the radar surveying and mapping device 2 can be damped through a damping frame and ground contact, the damping frame can be contacted with the ground through a roller 5 during damping, the roller 5 can push a moving rod 4 to extrude towards the inside of a hollow tube 3 after being contacted with the ground, air between the upper end of the moving rod 4 and a rubber membrane 14 is extruded, at the moment, the compressed air can deform the rubber membrane 14, the air inside the hollow tube 3 can be extruded out of the hollow tube 3 through an air hole 6 after the rubber membrane 14 deforms, further, the damping effect can be achieved in the landing process of the unmanned aerial vehicle, meanwhile, in the actual using process, the number of the air holes 6 which are opened can be controlled through the sealing plug 15, further, the speed of the air extrusion hollow tube 3 at the upper end of the rubber film 14 can be controlled, and therefore, the deformation speed of the rubber film 14 can be controlled, the arrangement can control the number of the air holes 6 which are opened according to the weight of the radar surveying and mapping device 2 in the actual using process, and further, the damping effect can be adjusted, the practical value is good, in addition, in the actual using process, the damping can be matched with the arranged clockwork spring 12 in the landing process of the unmanned aerial vehicle for buffering and damping, the damping effect can be further improved, the arrangement is more light-weighted compared with a damping mechanism which is formed by a plurality of springs, and the overall weight of the unmanned aerial vehicle can be reduced, and then can guarantee the stability and the actual duration of a journey among the unmanned aerial vehicle survey and drawing process.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a survey and drawing unmanned aerial vehicle with radar, includes unmanned aerial vehicle organism (1) and radar mapping device (2), fixedly connected with radar mapping device (2), its characterized in that in the middle of unmanned aerial vehicle organism (1) lower extreme: unmanned aerial vehicle organism (1) lower extreme inboard is rotated through clockwork spring (12) and is connected with fixed axle (11), fixed axle (11) outside fixedly connected with connecting block (7), connecting block (7) lower extreme fixedly connected with shock attenuation frame.

2. Surveying unmanned aerial vehicle with radar according to claim 1, characterized in that: the shock attenuation frame includes hollow tube (3), the inboard fixedly connected with rubber membrane (14) of hollow tube (3) lower extreme, air pocket (6) have been seted up to hollow tube (3) upper end, air pocket (6) inboard is equipped with sealing plug (15), hollow tube (3) lower extreme inboard has carriage release lever (4) through sealing washer (13) sliding connection, carriage release lever (4) bottom is rotated and is connected with gyro wheel (5).

3. Surveying unmanned aerial vehicle with radar according to claim 2, characterized in that: the number of shock attenuation frame is total four, the shock attenuation frame is the position that the setting of annular equidistance was in unmanned aerial vehicle organism (1) lower extreme.

4. Surveying and mapping drone with radar, according to claim 2, characterized in that: the hollow tube (3) and the movable rod (4) are cylindrical, the rubber film (14) is circular, and the rubber film (14) is arranged at the upper end of the movable rod (4).

5. Surveying and mapping drone with radar, according to claim 2, characterized in that: a plurality of air holes (6) are formed in the hollow pipe (3), and the hollow pipe (3) and the movable rod (4) are coaxially arranged.

6. Surveying and mapping drone with radar according to claim 1, characterized in that: spacing groove (9) have been seted up to connecting block (7) inboard, spacing groove (9) are curved setting, the inboard sliding connection of spacing groove (9) has spacing post (10), spacing post (10) fixed connection is in the inboard position of unmanned aerial vehicle organism (1) lower extreme, and connecting block (7) and unmanned aerial vehicle organism (1) rotate to be connected.