CN113859519A - Undercarriage and unmanned aerial vehicle - Google Patents
Undercarriage and unmanned aerial vehicle Download PDFInfo
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- CN113859519A CN113859519A CN202111211863.XA CN202111211863A CN113859519A CN 113859519 A CN113859519 A CN 113859519A CN 202111211863 A CN202111211863 A CN 202111211863A CN 113859519 A CN113859519 A CN 113859519A
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- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 5
- 230000003028 elevating effect Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011022 operating instruction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/02—Undercarriages
- B64C25/08—Undercarriages non-fixed, e.g. jettisonable
- B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C25/00—Alighting gear
- B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface
- B64C25/58—Arrangements or adaptations of shock-absorbers or springs
- B64C25/62—Spring shock-absorbers; Springs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D9/00—Equipment for handling freight; Equipment for facilitating passenger embarkation or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Toys (AREA)
Abstract
The utility model relates to an undercarriage and unmanned aerial vehicle, undercarriage include elevating system and damper, and when meetting great barrier, the push rod changes the distance between second connecting plate and the first connecting plate, risees the unmanned aerial vehicle organism, avoids great barrier on the road surface, avoids unmanned aerial vehicle to take place to empty. When meetting less barrier, when the unmanned aerial vehicle organism produced vibrations, the second connecting plate moves down, then the installing support of two gyro wheels rotates to the direction that is close to the second connecting plate, and the length of first piston rod shortens, and the installing support of two gyro wheels extrudees the spring with the second connecting plate, realizes the flexible buffering, and unmanned aerial vehicle does not basically take place to bounce-back. Therefore, this undercarriage can prevent that unmanned aerial vehicle from taking place to empty or bounce-back, has fine shock attenuation effect, has avoided vibrations to cause the damage to the inside precision component of unmanned aerial vehicle.
Description
Technical Field
The utility model relates to an unmanned air vehicle technique field particularly, relates to an undercarriage and unmanned aerial vehicle.
Background
The unmanned aerial vehicle is an unmanned aerial vehicle controlled by a radio remote control device or an onboard computer program control system. The unmanned aerial vehicle has the advantages of simple structure and low use cost, not only can complete the task executed by the piloted aircraft, but also is more suitable for the task which is not suitable for being executed by the piloted aircraft.
When the unmanned aerial vehicle rises and falls, the unmanned aerial vehicle is in contact with an obstacle on the ground, and is easy to tilt or bounce. And the vibrations that unmanned aerial vehicle bounce-back and topple over the production can damage the inside precision part of unmanned aerial vehicle, causes harmful effects to organism structure or airborne equipment for this reason.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The utility model discloses an aim at overcome current unmanned aerial vehicle when rising and falling with the barrier contact on the ground, the easy problem that takes place to incline or bounce-back provides an undercarriage and unmanned aerial vehicle.
According to one aspect of the present disclosure, there is provided a landing gear comprising a lifting mechanism and a shock absorbing mechanism; the lifting mechanism comprises a first connecting plate, at least one pair of second connecting plates and a push rod, the two second connecting plates are symmetrically arranged in the middle of the first connecting plate along a first direction, the second direction is perpendicular to the first direction, the second connecting plates are arranged on the first surface of the first connecting plate at intervals, and the push rod is connected between the second connecting plates and the first connecting plate; the damping mechanism comprises two groups of buffer components, the two groups of buffer components are respectively arranged on one sides of the two second connecting plates, which are far away from one connecting plate, each buffer component comprises at least one pair of rollers, at least one pair of first piston rods and at least one pair of springs, the two rollers are symmetrical about the middle part of the second connecting plate along a second direction, and mounting brackets of the two rollers are rotationally connected with the first surfaces of the second connecting plates, which are far away from the first connecting plate; one ends of the two first piston rods are rotatably connected to the sides, close to or far away from each other, of the mounting brackets of the two rollers, and the other ends of the two first piston rods are rotatably connected to the second connecting plate; the two springs are respectively sleeved outside the first piston rod, and two ends of each spring are respectively contacted with the roller and the second connecting plate.
In one embodiment of the disclosure, one end of the first piston rod is rotatably connected to a side of the mounting brackets of the two rollers, which side is close to each other, and the other end of the first piston rod is rotatably connected to a portion of the second connecting plate, which is located between the two rollers.
In one embodiment of the present disclosure, the mounting bracket of the roller is inclined toward the fixed position of the first piston rod and the second connecting plate.
In one embodiment of the present disclosure, the landing gear further includes at least one pair of third connecting plates, the third connecting plates being disposed between the first connecting plate and the push rod.
In one embodiment of the present disclosure, the landing gear further includes at least one pair of second piston rods, two of the second piston rods are symmetrically disposed about the push rod, and both ends of the second piston rods are connected to the second connecting plate and the third connecting plate, respectively.
According to another aspect of the disclosure, an unmanned aerial vehicle is provided, which includes a landing gear, an unmanned aerial vehicle body and a carrying device in one aspect of the disclosure, wherein the carrying device is arranged between two push rods and located on a first surface of a first connecting plate, the unmanned aerial vehicle body is arranged on a second surface of the first connecting plate opposite to the first surface, the carrying device includes a mounting plate, a motor, a transmission mechanism, at least one pair of slide rails and a pair of clamp plates, the mounting plate is connected with the first connecting plate, the two slide rails are symmetrically arranged on two sides of the middle part of the mounting plate along a second direction, the two clamp plates are symmetrically arranged on two sides of the middle part of the mounting plate along the first direction and located between the two push rods, the clamp plates are connected with the two slide rails in a sliding manner, and an output shaft of the motor penetrates through the mounting plate; the transmission mechanism is fixedly connected with an output shaft of the motor and used for driving the clamping plate and the output shaft of the electrode to synchronously rotate.
In one embodiment of the disclosure, the side of the two clamping plates close to each other is provided with an anti-slip layer, and the side of the anti-slip layer is provided with a plurality of sets of anti-slip grooves.
In one embodiment of the disclosure, the transmission mechanism includes a limiting member, a gear and a rack, the limiting member is connected to one side of the mounting plate away from the first connecting plate, the gear and the rack are arranged between the limiting member and the mounting plate, and the rack is meshed with two points opposite to the circumference of the gear.
In one embodiment of the disclosure, a sliding block is arranged between each sliding rail and the clamping plate, the sliding block is fixedly connected with the clamping plate, and the sliding block is connected with the sliding rail in a sliding manner.
In one embodiment of the disclosure, the unmanned aerial vehicle further comprises a control system, the control system is arranged on one side of the unmanned aerial vehicle body, which is far away from the first connecting plate, the control system comprises a GPS navigation module, a 5G communication module, a remote control terminal and a controller, and the GPS navigation module is electrically connected with the unmanned aerial vehicle body and is used for monitoring the three-dimensional position and the three-dimensional speed of the unmanned aerial vehicle body in real time; the 5G communication module is electrically connected with the controller and is used for sending the three-dimensional position and the three-dimensional speed; the remote control terminal receives the three-dimensional position and the three-dimensional speed and sends an operation instruction; the controller is connected with unmanned aerial vehicle organism electric connection, and the controller is used for receiving operating command to control push rod and motor.
The undercarriage of this disclosure, including elevating system and damper, when meetting great barrier, the push rod changes the distance between second connecting plate and the first connecting plate, risees the unmanned aerial vehicle organism, avoids great barrier on the road surface, avoids unmanned aerial vehicle to take place to empty. When meetting less barrier, when the unmanned aerial vehicle organism produced vibrations, the second connecting plate moves down, then the installing support of two gyro wheels rotates to the direction that is close to the second connecting plate, and the length of first piston rod shortens, and the installing support of two gyro wheels extrudees the spring with the second connecting plate, realizes the flexible buffering, and unmanned aerial vehicle does not basically take place to bounce-back. Therefore, this undercarriage can prevent that unmanned aerial vehicle from taking place to empty or bounce-back, has fine shock attenuation effect, has avoided vibrations to cause the damage to the inside precision component of unmanned aerial vehicle.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
Fig. 1 is a perspective view of a landing gear according to an embodiment of the present disclosure.
Fig. 2 is a perspective view of a cushion assembly according to an embodiment of the present disclosure.
Fig. 3 is a three-dimensional structure diagram of the unmanned aerial vehicle according to the embodiment of the present disclosure.
Fig. 4 is a perspective view of a mounting device according to an embodiment of the present disclosure.
Fig. 5 is an exploded view of a mounting device according to an embodiment of the present disclosure.
Fig. 6 is a block diagram of a control system according to an embodiment of the present disclosure.
In the figure: 1-unmanned aerial vehicle body; 2-a lifting mechanism; 21-a first connection plate; 22-a first via; 23-a third connecting plate; 24-an electric push rod; 25-a second piston rod; 26-a cushioning component; 261-a second connecting plate; 262-a second connection; 263-first connection; 264-a roller; 265-third connecting portion; 266-a first piston rod; 267-a spring; 3-carrying the device; 31-a mounting plate; 32-a first fastening bolt; 33-a second via; 34-a motor; 35-a gear; 36-a rack; 37-a stop; 38-second fastening bolt; 39-third via; 310-a fourth via; 311-a slide rail; 312-a slider; 313-a splint; 314-third fastening bolt; 315-connecting element; 316-fourth fastening bolt; 317-an anti-slip layer; 318-anti-slip groove; 4-a control system; 41-a controller; a 42-5G communication module; 43-GPS navigation module; 44-remote control terminal.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted. Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale.
Although relative terms, such as "upper" and "lower," may be used in this specification to describe one element of an icon relative to another, these terms are used in this specification for convenience only, e.g., in accordance with the orientation of the examples described in the figures. It will be appreciated that if the device of the icon were turned upside down, the element described as "upper" would become the element "lower". When a structure is "on" another structure, it may mean that the structure is integrally formed with the other structure, or that the structure is "directly" disposed on the other structure, or that the structure is "indirectly" disposed on the other structure via another structure.
The terms "a," "an," "the," "said," and "at least one" are used to indicate the presence of one or more elements/components/parts/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.; the terms "first," "second," and "third," etc. are used merely as labels, and are not limiting on the number of their objects.
As shown in fig. 1 and 2, embodiments of the present disclosure provide a landing gear. The landing gear comprises a lifting mechanism 2 and a damping mechanism; the lifting mechanism 2 comprises a first connecting plate 21, at least one pair of second connecting plates 261 and an electric push rod 24, wherein the two second connecting plates 261 are symmetrically arranged along a first direction relative to the middle of the first connecting plate 21, the second connecting plates 261 are arranged on a first surface of the first connecting plate 21 at intervals, and the electric push rod 24 is connected between the second connecting plates 261 and the first connecting plate 21; the shock absorbing mechanism comprises at least one pair of rollers 264, at least one pair of first piston rods 266 and at least one pair of springs 267, the two rollers 264 are symmetrical along a second direction about the middle of the second connecting plate 261, the second direction is perpendicular to the first direction, and the mounting brackets of the two rollers 264 are rotatably connected with the first surface of the second connecting plate 261 far away from the first connecting plate 21; one end of each of the two first piston rods 266 is rotatably connected to one side of the two mounting brackets close to or away from each other, and the other end is rotatably connected to the second connecting plate 261; the two springs 267 are respectively sleeved outside the first piston rod 266, and two ends of the springs 267 are respectively in contact with the roller 264 and the second connecting plate 261.
When meetting great barrier, electric putter 24 changes the distance between second connecting plate 261 and the first connecting plate 21, risees the unmanned aerial vehicle organism, avoids great barrier on the road surface, avoids unmanned aerial vehicle to take place to empty. When meetting less barrier, when the unmanned aerial vehicle organism produced vibrations, second connecting plate 261 moves down, then the installing support of two gyro wheels 264 rotates to the direction that is close to second connecting plate 261, and the length of first piston rod 266 shortens, and the installing support of two gyro wheels 264 extrudees spring 267 with second connecting plate 261, realizes flexible buffering, and unmanned aerial vehicle does not basically take place the bounce-back. Therefore, this undercarriage can prevent that unmanned aerial vehicle from taking place to empty or bounce-back, has fine shock attenuation effect, has avoided vibrations to cause the damage to the inside precision component of unmanned aerial vehicle.
Referring to fig. 1 and 2, the undercarriage includes an elevating mechanism 2, the elevating mechanism 2 includes a first connecting plate 21, two second connecting plates 261 and two third connecting plates 23, the first surface of the first connecting plate 21 is provided with the two third connecting plates 23, the two third connecting plates 23 are symmetrically arranged about the middle of the first connecting plate 21 along a first direction, the one surfaces of the two third connecting plates 23 far away from the first connecting plate 21 are provided with the two second connecting plates 261 at intervals, an electric putter 24 is provided between the second connecting plate 261 and the first connecting plate 21, two sides of the electric putter 24 are respectively provided with one second piston rod 25, the second piston rods 25 are symmetrically arranged about the electric putter 24 along a second direction, the second direction is perpendicular to the first direction, and two ends of the electric putter 24 and the two second piston rods 25 are respectively connected with the second connecting plate 261 and the third connecting plate 23.
The damping mechanism comprises two groups of buffer components 26, two groups of buffer components 26 are respectively arranged on one side, far away from the third connecting plate 23, of the two second connecting plates 261, each buffer component 26 comprises two first connecting portions 263 and two rollers 264, the two first connecting portions 263 are symmetrical about the middle of the second connecting plate 261 along the second direction, the mounting brackets of the two rollers 264 are rotatably connected onto the first connecting portions 263, the two second connecting portions 262 are arranged between the two first connecting portions 263, the two second connecting portions 262 are symmetrical about the middle of the second connecting plate 261, and the third connecting portion 265 is arranged on one side, close to the second connecting portions 262, of the mounting brackets of the two rollers 264. A first piston rod 266 is connected between the second connecting portion 262 and the third connecting portion 265, a spring 267 is sleeved outside the first piston rod 266, and two ends of the spring 267 are respectively in contact with the roller 264 and the second connecting plate 261. Under the effect of the spring 267, when two sets of buffer assemblies 26 are not in contact with the ground, the mounting brackets of the rollers 264 incline towards the fixed positions of the second connecting portion 262 and the second connecting plate 261, that is, the mounting brackets of the two rollers 264 of each set of buffer assemblies 26 are in a mutually close state, so that when the rollers 264 are stressed, the spring 267 deforms at the first time, and a better buffer effect can be achieved.
In actual use, the lifting mechanism 2 can extend and retract through the electric push rod 24 to drive the two sets of first piston rods 266 to extend and retract, so that the distance between the buffering component 26 and the first connecting plate 21 is adjusted to avoid a large obstacle on the ground. Need not to dodge when meetting less barrier, gyro wheel 264 and barrier contact, third connecting plate 23 downstream, and the installing support of two gyro wheels 264 rotates to the direction that is close to second connecting plate 261, and the length of first piston rod 266 shortens, and the installing support of two gyro wheels 264 extrudees spring 267 with second connecting plate 261, realizes flexible buffering, and then realizes absorbing effect.
Note that the first direction mentioned above is a longitudinal direction of the first connection plate 21, and the second direction is a width direction of the first connection plate 21.
As shown in fig. 1-6, the disclosed embodiments provide a drone. The unmanned aerial vehicle comprises the landing gear provided by the embodiment of the disclosure, an unmanned aerial vehicle body 1 and a carrying device 3, wherein the unmanned aerial vehicle body 1 is arranged on a second surface of a first connecting plate 21 opposite to the first surface, the carrying device 3 is arranged between two electric push rods 24, the carrying device 3 comprises a mounting plate, a motor 34, a transmission mechanism, at least one pair of slide rails 311 and a pair of clamping plates 313, the mounting plate is connected to the first surface of the first connecting plate 21, the two slide rails 311 are symmetrically arranged on two sides of the middle part of the mounting plate along a second direction, the two clamping plates 313 are symmetrically arranged on two sides of the middle part of the mounting plate along the first direction, the clamping plates 313 and the two slide rails 311 are both in sliding connection, and an output shaft of the motor 34 penetrates through the mounting plate; the transmission mechanism is fixedly connected with an output shaft of the motor 34 and is used for driving the clamping plate 313 and the output shaft of the electrode to synchronously rotate.
In practical use of the carrying device 3, the output shaft of the motor 34 rotates, and the two clamping plates 313 are driven by the transmission mechanism to synchronously approach each other along the two sets of sliding rails 311, so as to clamp and carry an object. The height difference between the unmanned aerial vehicle body 1 and the ground can be changed through the lifting mechanism 2 in the landing gear, and the relative position between the clamping plate 313 and an article to be clamped is adjusted.
Referring to fig. 3 to 5, the unmanned aerial vehicle includes undercarriage, unmanned aerial vehicle organism 1 and carrying device 3, and carrying device 3 connects in the first face of first connecting plate 21, and unmanned aerial vehicle organism 1 locate first connecting plate 21 with the relative second face of first face.
The carrying device 3 includes a mounting plate 31, and a surface of the mounting plate 31 near the first connecting plate 21 is provided with a support plate extending in the second direction, and the support plate is symmetrical with respect to the middle of the first connecting plate 21 in the first direction. Two first fastening bolts 32 are arranged on each support plate, four first through holes 22 corresponding to the four first fastening bolts 32 of the two support plates are arranged on the first connecting plate 21, and the mounting plate 31 and the first connecting plate 21 are fixed together by the first fastening bolts 32 penetrating through the first through holes 22.
A motor 34 is arranged between the two supporting plates, and the motor 34 can be a flat servo motor. The mounting panel 31 is kept away from one side of first connecting plate 21 is equipped with locating part 37, the center of mounting panel 31 is equipped with second through-hole 33, the center of locating part 37 is equipped with third through-hole 39, the output shaft of motor 34 passes second through-hole 33 and third through-hole 39 in proper order, gear 35 has been cup jointed to the end of wearing out of output shaft, two point meshing of the circumference symmetry of gear 35 is connected with two sets of racks 36, locating part 37 has two fulcrums along the both sides of second direction, the one side that two fulcrums are close to first connecting plate 21 is equipped with second fastening bolt 38, couple together locating part 37 and mounting panel 31 through second fastening bolt 38, gear 35 and rack 36 are located between locating part 37 and mounting panel 31.
The carrying device 3 further includes two slide rails 311, the two slide rails 311 are symmetrically disposed on two sides of the limiting member 37 of the mounting plate 31 along the second direction, and the slide rails 311 are fixedly connected to the mounting plate 31. Two ends of the two slide rails 311 are respectively provided with a slide block 312, one side of the two slide blocks 312 at the same end of the two slide rails 311, which is far away from the first connecting plate 21, is provided with a clamping plate 313, two sets of third fastening bolts 314 are arranged at positions of the clamping plate 313, which are just opposite to the two slide blocks 312, and the clamping plate 313 is respectively fixedly connected with the two slide blocks 312 through the two sets of third fastening bolts 314. Two clamp plates 313 are symmetrically arranged on two sides of the middle part of the mounting plate 31 along the first direction and are positioned between the electric push rods 24, and the clamp plates 313 are connected with the two slide rails 311 in a sliding manner. The clamping plate 313 is provided with a connecting piece 315, the connecting piece 315 is provided with a fourth fastening bolt 316, and the clamping plate 313 and the sliding rail 311 are fixed together by the fourth fastening bolt 316 matching with the fourth through hole 310 on the sliding rail 311.
Because the anti-skid layer 317 is bonded to one side of each of the two clamping plates 313 close to each other, the damage to a carrying object caused by the anti-skid layer 317 can be reduced, meanwhile, the abrasion of the two groups of clamping plates 313 is reduced, and the service life is prolonged. The side of each anti-skid layer 317 is provided with a plurality of groups of anti-skid grooves 318, which can increase the friction force between the anti-skid layers and the carried objects, so that the clamping is firmer. For example, the material of the anti-slip layer 317 may be rubber.
Carrying device 3 in-service use, can drive second piston rod 25 flexible by electric putter 24 earlier, changes the difference in height of unmanned aerial vehicle organism 1 and ground, adjusts splint 313 and treats the relative position of centre gripping article. After the relative position of the clamping plate 313 is determined, the motor 34 drives the gear 35 to rotate, and the gear 35 drives the two racks 36 to move along the first direction, so that the two clamping plates 313 are driven to approach each other along the two sliding rails 311, and an object is clamped and carried.
Referring to fig. 6, the unmanned aerial vehicle further includes a control system 4, the control system 4 is disposed on one side of the unmanned aerial vehicle body 1 away from the first connection board 21, the control system 4 includes a GPS navigation module 43, a 5G communication module 42, a remote control terminal 44 and a controller 41, the GPS navigation module 43 is electrically connected with the unmanned aerial vehicle body, and is used for monitoring the three-dimensional position and the three-dimensional speed of the unmanned aerial vehicle body in real time; the 5G communication module 42 is electrically connected with the controller 41, and the 5G communication module 42 is used for sending the three-dimensional position and the three-dimensional speed; the remote control terminal 44 receives the three-dimensional position and the three-dimensional speed and sends an operation instruction; controller 41 and unmanned aerial vehicle organism 1 electric connection, controller 41 are used for receiving operating instruction to control electric putter 24 and motor 34.
During the use, three-dimensional position and three-dimensional speed when GPS navigation module 43 real-time supervision unmanned aerial vehicle body are zero, receive and send to remote control terminal 44 through 5G communication module 42, remote control terminal 44 confirms that three-dimensional speed is less than when a certain numerical value, send first operating instruction to controller 41, control electric putter 24 by controller 41, make electric putter 24 extend to the maximum value, can drive two second piston rods 25 and extend, reach the maximum value until the distance that makes unmanned aerial vehicle organism 1 and ground. Then, the unmanned aerial vehicle is landed, the carrying device 3 is located right above the object to be carried and located between the two clamping plates 313, the remote control terminal 44 sends a second operation instruction to the controller 41, the controller 41 controls the electric push rod 24 to shorten, and then the two second piston rods 25 are shortened until the clamping plates 313 and the object to be carried are located at the same height. The remote control terminal 44 sends a third control command to activate the motor 34.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. A landing gear, characterized by, including lifting gearing and damper;
the lifting mechanism comprises:
a first connecting plate;
the two second connecting plates are symmetrically arranged around the middle of the first connecting plate along a first direction, and the second connecting plates are arranged on the first surface of the first connecting plate at intervals;
the push rod is connected between the second connecting plate and the first connecting plate;
damper includes two sets of buffering subassemblies, and is two sets of buffering subassembly is located two respectively the second connecting plate is kept away from one side of a connecting plate, the buffering subassembly includes:
the mounting brackets of the two rollers are rotatably connected with the first surface, far away from the first connecting plate, of the second connecting plate;
one ends of the two first piston rods are rotatably connected to one sides, close to or far away from each other, of the mounting brackets of the two rollers, and the other ends of the two first piston rods are rotatably connected to the second connecting plate;
and the two spring sleeves are respectively arranged outside the first piston rod, and two ends of each spring are respectively contacted with the roller and the second connecting plate.
2. A landing gear according to claim 1, wherein the first piston rod is pivotally connected at one end to the side of the mounting brackets of the two rollers which are adjacent to each other and at the other end to the portion of the second web between the two rollers.
3. A landing gear according to claim 1, wherein the mounting bracket for the roller is inclined towards the fixed position of the first piston rod and the second connecting plate.
4. The landing gear of claim 1, further comprising:
at least a pair of third connecting plates, the third connecting plate is located first connecting plate with between the push rod.
5. A landing gear according to claim 4, further comprising:
the two second piston rods are symmetrically arranged relative to the push rod, and two ends of each second piston rod are respectively connected with the second connecting plate and the third connecting plate.
6. An unmanned aerial vehicle, comprising:
a landing gear as claimed in any one of claims 1 to 5;
the carrying device is arranged between the two push rods and is positioned on the first surface of the first connecting plate;
the unmanned aerial vehicle body is arranged on a second surface of the first connecting plate, which is opposite to the first surface;
the mounting device includes:
the mounting plate is connected with the first connecting plate;
the two slide rails are symmetrically arranged on two sides of the middle part of the mounting plate along a second direction;
the two clamping plates are symmetrically arranged on two sides of the middle part of the mounting plate along the first direction and are positioned between the two push rods, and the clamping plates are connected with the two slide rails in a sliding manner;
the output shaft of the motor penetrates through the mounting plate;
and the transmission mechanism is fixedly connected with the output shaft of the motor and is used for driving the clamping plate and the output shaft of the electrode to synchronously rotate.
7. An unmanned aerial vehicle according to claim 6, wherein the two clamping plates are provided with anti-slip layers on the sides close to each other, and the side surfaces of the anti-slip layers are provided with a plurality of groups of anti-slip grooves.
8. The unmanned aerial vehicle of claim 6, wherein the transmission mechanism comprises a limiting member, a gear and a rack, the limiting member is connected to a side of the mounting plate away from the first connecting plate, the gear and the rack are arranged between the limiting member and the mounting plate, and the rack is meshed with two points of the gear, which are opposite to each other on the circumference.
9. An unmanned aerial vehicle as claimed in claim 6, wherein a slider is provided between each slide rail and the clamp plate, the slider is fixedly connected with the clamp plate, and the slider is slidably connected with the slide rail.
10. The drone of claim 6, further comprising:
control system locates the unmanned aerial vehicle organism is kept away from one side of first connecting plate, control system includes:
the GPS navigation module is electrically connected with the unmanned aerial vehicle body and used for monitoring the three-dimensional position and the three-dimensional speed of the unmanned aerial vehicle body in real time;
the 5G communication module is electrically connected with the controller, and the 5G communication module is used for sending the three-dimensional position and the three-dimensional speed;
the remote control terminal receives the three-dimensional position and the three-dimensional speed and sends an operation instruction;
the controller, with unmanned aerial vehicle organism electric connection, the controller is used for receiving operating command, and control the push rod with the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111211863.XA CN113859519A (en) | 2021-10-18 | 2021-10-18 | Undercarriage and unmanned aerial vehicle |
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| CN116280303A (en) * | 2023-02-09 | 2023-06-23 | 南京林业大学 | Multipurpose unmanned aerial vehicle |
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