CN215972104U

CN215972104U - Survey and drawing unmanned aerial vehicle shock attenuation undercarriage

Info

Publication number: CN215972104U
Application number: CN202122508057.0U
Authority: CN
Inventors: 杨春雨; 刘�东; 李贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-08
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a shock absorption undercarriage of a surveying and mapping unmanned aerial vehicle, and relates to the technical field of auxiliary equipment of unmanned aerial vehicles. The unmanned aerial vehicle comprises an unmanned aerial vehicle body, wherein a bearing frame is arranged on the unmanned aerial vehicle body through a clamping piece, the clamping piece is used for facilitating the disassembly of the unmanned aerial vehicle body, and a plurality of supporting legs for supporting a device are hinged on the bearing frame. According to the shock absorption undercarriage of the surveying and mapping unmanned aerial vehicle, the unmanned aerial vehicle body is arranged on the bearing frame through the clamping piece, when the unmanned aerial vehicle lands on a flat ground, the supporting legs are separately supported around the hinged point under the action of force, at the moment, the device can be supported under the action of the telescopic mechanism, when the unmanned aerial vehicle lands on uneven or inclined ground, after the supporting legs are separated, the sliding blocks slide upwards, the springs compress, the taper rods can be inserted into soil and matched with the supporting legs to form support, and in conclusion, the shock absorption undercarriage of the surveying and mapping unmanned aerial vehicle is designed, the soil can be inserted into uneven ground, the stability of the device is improved, the impact on parts of the unmanned aerial vehicle body and a surveying and mapping instrument is reduced, and the service life of the unmanned aerial vehicle body is prolonged.

Description

Survey and drawing unmanned aerial vehicle shock attenuation undercarriage

Technical Field

The utility model relates to the technical field of unmanned aerial vehicle auxiliary equipment, in particular to a shock absorption undercarriage of a surveying and mapping unmanned aerial vehicle.

Background

The unmanned plane is an unmanned plane operated by a radio remote control device and a self-contained program control device, or is completely or intermittently and autonomously operated by a vehicle-mounted computer, and the undercarriage is an accessory device which is used for supporting the unmanned plane when the unmanned plane takes off and lands or slides on the ground and is used for moving on the ground. The unmanned aerial vehicle is widely applied in the fields of miniature self-timer shooting, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, power inspection, disaster relief, movie and television shooting and the like.

At present, the integrative frame of current unmanned aerial vehicle landing frame majority adoption carbon fiber or form by the carbon fiber pipe concatenation, when unmanned aerial vehicle lands, if meet uneven ground, can lead to unmanned aerial vehicle unstability, incline easily or even turn on one's side, simultaneously with the ground striking, it is too big to produce the impact force, easily lead to the fracture of undercarriage, it is great to the impact of spare part and the surveying instrument in the survey and drawing unmanned aerial vehicle simultaneously, lead to survey and drawing unmanned aerial vehicle's damage easily, so we have designed a survey and drawing unmanned aerial vehicle shock attenuation undercarriage and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems that when the surveying and mapping unmanned aerial vehicle uses an undercarriage, most of existing unmanned aerial vehicle undercarriage frames are formed by carbon fiber integrated frames or carbon fiber pipes in a splicing mode, when the unmanned aerial vehicle lands, if the unmanned aerial vehicle encounters uneven ground, the unmanned aerial vehicle is unstable and is prone to inclining or even turning over, and meanwhile, the unmanned aerial vehicle undercarriage is prone to breaking due to overlarge impact force generated by impact with the ground, meanwhile, the unmanned aerial vehicle undercarriage is prone to being damaged due to large impact on parts and surveying and mapping instruments in the surveying and mapping unmanned aerial vehicle.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a survey and drawing unmanned aerial vehicle shock attenuation undercarriage, includes the unmanned aerial vehicle body, be provided with through joint spare on the unmanned aerial vehicle body and bear the frame, joint spare is used for convenient the dismantlement the unmanned aerial vehicle body, it has a plurality of supporting legs that are used for strutting arrangement to articulate on bearing the frame, it is provided with vertical to taper rod to bear the frame bottom, taper rod outer lane cover is equipped with the slider, bear the frame with be provided with spring one between the slider, the slider passes through telescopic machanism and articulates the supporting leg.

Further, joint spare is including constructing bear the cell body on the frame, cell body inner wall bearing is connected with the threaded rod, the threaded rod both ends structure is opposite helicitic texture, be provided with on the cell body two with the slide bar of cell body looks adaptation, the both ends of threaded rod respectively the screw thread run through two the slide bar, be constructed on the unmanned aerial vehicle body with the card hole of slide bar looks adaptation.

Furthermore, telescopic machanism is including articulating the loop bar on the slider, articulated on the supporting leg have with the interior pole of loop bar looks adaptation, the tip of interior pole with be connected with spring two between the loop bar inner wall.

Furthermore, the end part of the loop bar is provided with a limiting block.

Furthermore, the number of the supporting legs is four, and the supporting legs are symmetrically arranged.

Furthermore, the supporting legs are hinged to the ground contact part.

The utility model has the following beneficial effects:

according to the damping undercarriage of the surveying and mapping unmanned aerial vehicle, the unmanned aerial vehicle body is arranged on the bearing frame through the clamping piece, when the unmanned aerial vehicle lands on flat ground, the supporting legs are supported around the hinged point in a separated mode under the action of force, the device can be supported under the action of the telescopic mechanism, when the unmanned aerial vehicle lands on uneven or inclined ground, the sliding blocks slide upwards after the supporting legs are separated, the springs compress, the taper rods can be inserted into soil and matched with the supporting legs to form support, and therefore the damping undercarriage of the surveying and mapping unmanned aerial vehicle can be designed.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;

fig. 4 is a cross-sectional view at B-B of fig. 2 of the present invention.

Reference numerals: 1. an unmanned body; 2. a clamping piece; 21. a trough body; 22. a threaded rod; 23. a slide bar; 24. a clamping hole; 3. a carrier; 4. supporting legs; 41. supporting legs; 5. a tapered rod; 6. a slider; 7. a first spring; 8. a telescoping mechanism; 81. a loop bar; 82. an inner rod; 83. a second spring; 84. and a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

As shown in fig. 1, 2, 3 and 4, a shock-absorbing undercarriage for surveying and mapping unmanned aerial vehicles according to an embodiment of the present invention includes an unmanned aerial vehicle body 1, a supporting frame 3 is disposed on the unmanned aerial vehicle body 1 through a joint member 2, the joint member 2 is used for facilitating detachment of the unmanned aerial vehicle body 1, a plurality of supporting legs 4 for supporting a device are hinged on the supporting frame 3, the number of the supporting legs 4 is at least two, the supporting device is supported, a vertical taper rod 5 is disposed at the bottom of the supporting frame 3, the head of the taper rod 5 is sharp and faces the ground, a slider 6 is sleeved on the outer ring of the taper rod 5, a first spring 7 is disposed between the supporting frame 3 and the slider 6, the first spring 7 is disposed on the outer ring of the taper rod 5, the slider 6 is hinged on the supporting legs 4 through a telescopic mechanism 8, in this embodiment, the unmanned aerial vehicle body 1 is disposed on the supporting frame 3 through the joint member 2, when landing on the flat ground, supporting leg 4 receives the effect of power and separately supports round the pin joint, this moment under telescopic machanism 8's effect, can strutting arrangement, when landing in unevenness or inclined land, after supporting leg 4 parts, 6 upwards slides of slider, spring 7 compression, the taper rod 5 can insert soil and supporting leg 4 cooperation formation support this moment, to sum up, the survey and drawing unmanned aerial vehicle shock attenuation undercarriage of our design can insert soil on unevenness ground, improve device's stability, has buffer to reduce the impact force, reduces the impact to unmanned aerial vehicle body 1 spare part and surveying instrument, improves unmanned aerial vehicle body 1's life-span.

As shown in fig. 2 and 3, in some embodiments, the fastening member 2 includes a groove 21 configured on the supporting frame 3, the groove 21 is formed along a length direction of the supporting frame 3, a threaded rod 22 is connected to an inner wall of the groove 21 in a bearing manner, two ends of the threaded rod 22 are configured in opposite threaded structures, two sliding rods 23 adapted to the groove 21 are disposed on the groove 21, the sliding rods 23 are configured in an L shape, two ends of the threaded rod 22 respectively penetrate through the two sliding rods 23 in a threaded manner, a fastening hole 24 adapted to the sliding rods 23 is configured on the unmanned aerial vehicle body 1, in this embodiment, when the unmanned aerial vehicle body 1 is installed, the threaded rod 22 is rotated, the sliding rods 23 are forced to move away from each other under the guidance of the groove 21 until the sliding rods 23 slide into the fastening holes 24, when the unmanned aerial vehicle body is disassembled, the threaded rod 22 is rotated, the sliding rods 23 are forced to move close to each other under the guidance of the groove 21, so that the sliding rods 23 slide out of the fastening holes 24, the fastening member 2 facilitates the installation or the disassembly of the unmanned aerial vehicle body 1, the device is convenient for workers and convenient to maintain and inspect.

As shown in fig. 2 and 4, in some embodiments, the telescoping mechanism 8 includes a loop bar 81 hinged on the sliding block 6, an inner rod 82 matched with the loop bar 81 is hinged on the supporting leg 4, a second spring 83 is connected between the end of the inner rod 82 and the inner wall of the loop bar 81, the second spring 83 is matched with the inner cavity of the loop bar 81, in this embodiment, when the supporting leg 4 is separated, the inner rod 82 slides inside the loop bar 81, the second spring 83 stretches, when the supporting leg 4 contracts, the inner rod 82 slides inside the loop bar 81, and the second spring 83 compresses, the length of the telescoping mechanism 8 can be adjusted conveniently, so that the supporting leg 4 is supported, the impact force can be reduced, and the device can be protected.

As shown in fig. 4, in some embodiments, the end of the loop bar 81 is provided with a limit block 84, in this embodiment, the limit block 84 is disposed at the end of the loop bar 81, so as to prevent the inner bar 82 from sliding out of the loop bar 81 due to excessive sliding, the limit block 84 can effectively limit the inner bar 82, and the rationality of the device is improved.

As shown in FIG. 4, in some embodiments, the number of the support legs 4 is four, and the support legs are symmetrically arranged, in this embodiment, the number of the support legs 4 is four, so that the rationality and the appearance of the device are improved, and the stability of the device is improved due to the symmetrical arrangement.

As shown in FIG. 4, in some embodiments, the supporting legs 4 are hinged with supporting legs 41 at the contact part with the ground, in this embodiment, the supporting legs 41 are hinged at the end parts of the supporting legs 4 to contact with the ground, when the device lands, the supporting legs 41 are tightly hinged, and after the device contacts with the ground, the supporting legs 41 can be adjusted to be parallel to the ground by the supporting force of the ground, so that the contact area is increased, and the stability of the device is improved.

Claims

1. The utility model provides a survey and drawing unmanned aerial vehicle shock attenuation undercarriage, a serial communication port, including unmanned aerial vehicle body (1), be provided with through joint spare (2) on unmanned aerial vehicle body (1) and bear frame (3), it has a plurality of supporting legs (4) that are used for strutting arrangement to articulate on bearing frame (3), it is provided with vertical taper rod (5) to bear frame (3) bottom, taper rod (5) outer lane cover is equipped with slider (6), bear frame (3) with be provided with between slider (6) spring (7), slider (6) articulate through telescopic machanism (8) supporting leg (4).

2. The shock-absorbing landing gear for the surveying and mapping unmanned aerial vehicle as claimed in claim 1, wherein the clamping member (2) comprises a groove body (21) formed on the bearing frame (3), a threaded rod (22) is connected to a bearing on the inner wall of the groove body (21), opposite thread structures are formed at two ends of the threaded rod (22), two sliding rods (23) matched with the groove body (21) are arranged on the groove body (21), two sliding rods (23) are respectively threaded at two ends of the threaded rod (22) and penetrate through the two sliding rods (23), and a clamping hole (24) matched with the sliding rods (23) is formed in the unmanned aerial vehicle body (1).

3. The shock-absorbing landing gear for mapping unmanned aerial vehicles according to claim 1, characterized in that the telescopic mechanism (8) comprises a loop bar (81) hinged on the sliding block (6), the supporting leg (4) is hinged with an inner bar (82) matched with the loop bar (81), and a second spring (83) is connected between the end of the inner bar (82) and the inner wall of the loop bar (81).

4. A mapping drone damping landing gear according to claim 3, characterised in that the end of the loop bar (81) is provided with a stop block (84).

5. A shock-absorbing undercarriage for unmanned aerial vehicle for surveying and mapping according to claim 1, characterized in that the number of said support legs (4) is four and arranged symmetrically.

6. A shock-absorbing undercarriage for mapping unmanned aerial vehicles according to claim 1 characterized in that the supporting legs (4) are hinged with supporting feet (41) at the ground contact.