CN215475711U - Unmanned aerial vehicle - Google Patents

Unmanned aerial vehicle Download PDF

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Publication number
CN215475711U
CN215475711U CN202022576962.5U CN202022576962U CN215475711U CN 215475711 U CN215475711 U CN 215475711U CN 202022576962 U CN202022576962 U CN 202022576962U CN 215475711 U CN215475711 U CN 215475711U
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CN
China
Prior art keywords
radar
mounting
uav
mount
rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202022576962.5U
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Chinese (zh)
Inventor
黄稀荻
农贵升
唐照成
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SZ DJI Technology Co Ltd
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SZ DJI Technology Co Ltd
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Publication date
Application filed by SZ DJI Technology Co Ltd filed Critical SZ DJI Technology Co Ltd
Priority to CN202022576962.5U priority Critical patent/CN215475711U/en
Priority to PCT/CN2020/133926 priority patent/WO2022095188A1/en
Application granted granted Critical
Publication of CN215475711U publication Critical patent/CN215475711U/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U20/00Constructional aspects of UAVs
    • B64U20/80Arrangement of on-board electronics, e.g. avionics systems or wiring
    • B64U20/83Electronic components structurally integrated with aircraft elements, e.g. circuit boards carrying loads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C25/00Alighting gear
    • B64C25/02Undercarriages
    • B64C25/04Arrangement or disposition on aircraft
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C25/00Alighting gear
    • B64C25/02Undercarriages
    • B64C25/08Undercarriages non-fixed, e.g. jettisonable
    • B64C25/10Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64DEQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D47/00Equipment not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U60/00Undercarriages
    • B64U60/40Undercarriages foldable or retractable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64UUNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U60/00Undercarriages
    • B64U60/50Undercarriages with landing legs

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

The utility model provides an unmanned aerial vehicle which comprises a main body of the vehicle body, and a foot rest positioned below the main body of the vehicle body, wherein the foot rest comprises a plurality of vertical rods connected with the main body of the vehicle body, and at least two vertical rods are arranged diagonally; the radar installation department for with the radar install in fuselage main part below, the radar installation department includes at least one installation pole, the montant that the diagonal angle set up is connected to the installation pole, every the axis of installation pole and the axis coplane of the montant rather than being connected, just the center of radar is located every the axis of installation pole with in the plane confirmed by the axis of the montant that the installation pole is connected. This technical scheme can reduce unmanned vehicles to the sheltering from of radar to promote the performance of radar, make the radar more comprehensive in detection all around, detection distance is farther.

Description

Unmanned aerial vehicle
Technical Field
The embodiment of the utility model relates to the technical field of mechanical structure design, in particular to an unmanned aerial vehicle.
Background
Unmanned vehicles below can set up radar installation department installation radar to be convenient for keep away barrier etc. and unmanned vehicles still has the foot rest, supports to subaerial through the foot rest, so that unmanned vehicles's descending is supported. However, in the related art, both the radar mounting portion and the foot rest block signals of the radar, so that the direction of detecting an obstacle by the radar is limited.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks in the prior art, embodiments of the present invention provide an unmanned aerial vehicle.
An embodiment of the present invention provides an unmanned aerial vehicle, including:
a main body of the body;
the foot rest is positioned below the machine body main body and comprises a plurality of vertical rods connected with the machine body main body, wherein at least two vertical rods are arranged diagonally;
the radar installation department for with the radar install in fuselage main part below, the radar installation department includes at least one installation pole, the montant that the diagonal angle set up is connected to the installation pole, every the axis of installation pole and the axis coplane of the montant rather than being connected, just the center of radar is located every the axis of installation pole with in the plane confirmed by the axis of the montant that the installation pole is connected.
In some embodiments, the radar mount comprises at least two mounting bars, the radar being located at the intersection of the mounting bars.
In some embodiments, the radar mounting portion has a central symmetrical structure, and the radar is located at a central position of the radar mounting portion.
In some embodiments, the shape of the radar mount includes at least one of: x-shaped, cross-shaped and meter-shaped.
In some embodiments, the radar is removably connected to the radar mount.
In some embodiments, a first mounting element is fixed to the radar mounting portion, a second mounting element is fixed to the radar, and the first mounting element and the second mounting element are detachably connected to fix the radar to the radar mounting portion.
In some embodiments, the first mounting member comprises a plastic member;
and/or the second mounting part comprises a metal piece;
and/or the second mounting part and the shell of the radar are integrally formed, or the second mounting part and the shell of the radar are welded together.
In some embodiments, the first mounting member includes a plurality of cladding portions cladding outside of the respective mounting rods of the radar mounting portion, and a connecting portion connecting the plurality of cladding portions, and a contour shape of the cladding portion matches a contour shape of the mounting rod.
In some embodiments, the cladding is connected to the mounting bar by a first fastener and the connecting portion is connected to the second mounting member by a second fastener.
In some embodiments, the connecting portion of the first mounting element comprises a first surface facing the second mounting element, and the second mounting element comprises a second surface facing the first mounting element, the first surface being in abutting contact with the second surface everywhere opposite.
In some embodiments, the connecting portion of the first mount is substantially plate-shaped; and/or the second mounting member is substantially plate-like.
In some embodiments, the radar mount is fixedly connected to the foot rest.
In some embodiments, the radar mounting portion is elastically connected to a connection of the foot rest.
In some embodiments, the vertical rod of the foot rest comprises a first branch rod and a second branch rod, one side of the first branch rod is connected with the main body of the machine body, and the other side of the first branch rod is connected with the second branch rod.
In some embodiments, the first sub-bar is resiliently connected to the second sub-bar.
In some embodiments, the radar mounting portion is connected to a junction of the first sub-rod and the second sub-rod.
In some embodiments, the first sub-rod, the second sub-rod and the radar mounting portion are elastically connected.
In some embodiments, the first branch rod, the second branch rod and the radar mounting portion are connected through an elastic plastic piece, and the elastic plastic piece wraps the first branch rod, the second branch rod and the radar mounting portion respectively.
In some embodiments, the resilient plastic member is connected to the first and second sub-rods and the radar mounting portion by fasteners.
In some embodiments, the first branch bar comprises a plastic piece; and/or the second branch rod comprises a metal piece.
In some embodiments, the foot rest comprises a cross bar connecting two vertical bars, and the connection between the vertical bars and the cross bar is in a circular arc transition.
In some embodiments, the connection of the vertical bar and the cross bar comprises a plastic member;
and/or an elastic buffer piece is arranged on the outer side of the cross rod.
In some embodiments, in the installed state of the radar and the deployed state of the foot rest, the distance between the radar and the bottommost end of the foot rest is greater than 6 cm;
and/or, the unmanned aerial vehicle comprises an agricultural drone.
Based on the above, according to the unmanned aerial vehicle provided by the utility model, the radar mounting part and the foot stool share the shielding area, so that the shielding of the unmanned aerial vehicle on the radar is reduced, the performance of the radar is improved, the radar can be detected more comprehensively around, and the detection distance is longer.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic structural diagram of an unmanned aerial vehicle according to an embodiment of the present invention;
FIG. 2 is a bottom view of an unmanned aerial vehicle provided by an embodiment of the utility model;
fig. 3 is a partial exploded view of a foot rest and a radar mounting portion of an unmanned aerial vehicle according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.
Furthermore, the term "coupled" is intended to include any direct or indirect coupling. Thus, if a first device couples to a second device, that connection may be through a direct connection, or through an indirect connection via other devices.
It should be understood that the term "and/or" as used herein is only one type of association that describes an associated object, and means that three relationships may exist, e.g., 50 and/or B1, may mean: 50 alone, 50 and B1 simultaneously, and B1 alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. Various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The inventor discovers through creative work that the foot rest of the unmanned aerial vehicle in the related art and the radar installation part for installing the radar respectively shield the radar, so that the shielding area of the radar is more, the performance of the radar is influenced, and the detection range of the radar is reduced.
To solve the above technical problems in the related art, the present embodiment provides an unmanned aerial vehicle to reduce the shielded area of radar.
FIG. 1 is a schematic structural diagram of an unmanned aerial vehicle according to an embodiment of the present invention; FIG. 2 is a bottom view of an unmanned aerial vehicle provided by an embodiment of the utility model; fig. 3 is a partial exploded view of a foot rest and a radar mounting portion of an unmanned aerial vehicle according to an embodiment of the present invention. Referring to fig. 1 to 3, the present embodiment provides an unmanned aerial vehicle, including: a body main body 10, a foot stand 20, and a radar mounting portion. The unmanned aerial vehicle of this embodiment is preferably an agricultural unmanned aerial vehicle, and the fuselage main part 10 of agricultural unmanned aerial vehicle will usually be carried with great box below, and this box is usually used for holding the pesticide that is used for the agricultural to spray, or the seed granule or the powder etc. that are used for scattering. Of course, the unmanned aerial vehicle of the present embodiment may alternatively be of other types, such as some consumer-grade unmanned aerial vehicles.
Wherein, fuselage main part 10 is last to have screw 11 to can have unmanned aerial vehicle's flight control system, treater, power device etc.. The foot rest 20 is located under the fuselage body 10 to provide support for the unmanned aerial vehicle when landing. The foot rest 20 comprises a plurality of vertical bars 21 connected to the main body 10 of the body, wherein at least two vertical bars are diagonally arranged. Specifically, the foot rest 20 may be formed of a hollow bar to improve the degree of weight reduction of the unmanned aerial vehicle.
The foot stand 20 may include a first foot stand 20a and a second foot stand 20b oppositely disposed in a first direction, the first foot stand 20a may include two vertical rods 21, and the second foot stand 20b may include two vertical rods 21. One of the vertical bars 21 of the first stand 20a may be disposed diagonally to one of the vertical bars 21 of the second stand 20b, and the other vertical bar 21 of the first stand 20a may be disposed diagonally to the other vertical bar 21 of the second stand 20 b. The first and second foot rests 20a, 20b may be identical in structure. The first and second foot rests 20a and 20b may be fixedly connected to the body main body 10, respectively. Or the first and second foot rests 20a and 20b are rotatably connected to the body 10, respectively, such that the first and second foot rests 20a and 20b have a collapsed state and an expanded state. It should be noted that, regardless of whether the first and second foot rests 20a and 20b are fixedly connected to the main body 10 or the first and second foot rests 20a and 22 are rotatably connected to the main body 10, the first and second foot rests 20a and 20b should be at least in a deployed state before the unmanned aerial vehicle lands on the ground in preparation for the unmanned aerial vehicle to land.
It should be noted that, during the flight of the unmanned aerial vehicle, because the ground or the terrain to be flown is uncertain, in order to avoid that the radar 40 collides with the ground during the flight, when the radar is in the installation state, and the foot rest 20 is in the unfolding state, the distance between the radar 40 and the bottom end of the foot rest 20 is greater than 6cm, so that the foot rest 20 plays a certain role in protecting the radar 40, and the radar 40 can be effectively and reliably ensured not to collide with the ground during the flight of the unmanned aerial vehicle.
The radar attachment portion is used to attach the radar 40 to the lower side of the body main body 10. The radar 40 may be detachably connected to the radar mounting portion, thereby facilitating disassembly, assembly, repair, or replacement of the radar 40.
The radar mounting portion comprises at least one mounting rod 31, the central axis of each mounting rod 31 is coplanar with the central axis of the vertical rod 21 connected with the mounting rod 31, each mounting rod 31 is connected with the vertical rod 21 arranged diagonally, and the center of the radar 40 is located in a plane defined by the central axis of each mounting rod 31 and the central axis of the vertical rod 21 connected with the mounting rod 31 (for example, in fig. 1, a plane formed by the central axis of one of the mounting rods 31 and the central axis of the vertical rod 21 is shown by a broken-line parallelogram).
It can be understood that the mounting rod 31 is connected to the corresponding vertical rod 21 of the foot rest 20, that is, the radar mounting part is connected to the foot rest 20, so that it can be effectively avoided that a connecting hole is additionally formed in the body main body 10 to connect the radar mounting part. The radar installation part is connected to the foot rest 20, and when the unmanned aerial vehicle is assembled, the radar installation part and the foot rest 20 can be assembled firstly, and then the assembly part of the radar installation part and the foot rest 20 is integrally connected with the main body 10 of the aircraft body; alternatively, the foot rest 20 and the body 10 are connected together, and then the radar mounting portion is mounted on the foot rest 20.
Of course, it is not excluded that in some embodiments, the other end of the mounting rod 31 may also be directly connected to the fuselage body 10.
It should be noted that each mounting rod 31 of the radar mounting portion may be parallel to the rotation plane of the propeller 11 on the fuselage body 10, the mounting rod 31 may also be inclined with respect to the rotation plane of the propeller 11, and the inclination angle of each mounting rod 31 with respect to the rotation plane of the propeller 11 may be uniform, so that the balance and stability of the entire unmanned aerial vehicle are good.
The cross sections of the mounting rod 31 and the vertical rod 21 may be circular, square, regular hexagon, etc., and this embodiment is not limited. The central axes of the mounting rod 31 and the vertical rod 21 refer to the line connecting the centers of the cross sections.
It is understood that two intersecting straight lines may form a plane, or that two intersecting curved lines may form the same plane. Since the central axis of each mounting rod 31 and the central axis of the corresponding vertical rod 21 define a plane, for example, as shown in fig. 2, when there are four mounting rods 31, each mounting rod 31 and the corresponding vertical rod 21 form a plane, and thus four planes are formed. The center of the radar 40 is located in a plane defined by the central axis of each mounting rod 31 and the central axis of the vertical rod 21 to which the mounting rod 31 is connected, that is, the radar 40 is located at the intersection of the planes formed by the mounting rods 31 and the vertical rods 21, so that a signal emitted from the center of the radar 40 can be emitted along the plane defined by the central axes of the mounting rods 31 and the central axes of the vertical rods 21, and a feedback signal can be returned to the radar 40 along the plane defined by the central axes of the mounting rods 31 and the central axes of the vertical rods 21. Therefore, the vertical rod 21 of the stand 20 and the attachment rod 31 of the radar attachment portion share a radar shielding region. It will be appreciated that the positioning of the radar 40 allows for some tolerance, as long as the centre of the radar 40 is substantially within the plane defined by the central axis of each mounting rod 31 and the central axis of the vertical rod 21 to which the mounting rod 31 is attached.
Since the foot stand 20 is an essential structure, the foot stand 20 cannot avoid shielding the signal transmission and reception of the radar 40, and the installation rod 31 of the radar installation part and the vertical rod 21 of the foot stand 20 share a shielding area, so that the arrangement of the radar installation part does not additionally increase the influence on the signal transmission and reception of the radar 40.
Based on the above, the unmanned vehicles that this embodiment provided, radar installation department and foot rest sharing shelter from the region to reduce the sheltering from of unmanned vehicles to the radar, thereby promote the performance of radar, make the radar more comprehensive in detection all around, detection distance is farther.
In a preferred embodiment, the radar mounting portion includes at least two mounting rods 31, with the radar 40 located at the intersection of each mounting rod 31. Specifically, the number of the mounting bars 31 may be two, three or more. Of course, it will be appreciated that the number of mounting rods 31 need not be excessive, provided that the radar 40 is secured firmly. The number of mounting bars 31 may be equal to or less than the number of vertical bars 21 of the foot rest 20, so that each mounting bar 31 can share a sheltered area with the corresponding vertical bar 21 of the foot rest 20.
Further, the radar mounting portion includes at least two mounting rods 31, and the radar 40 may be located at an intersection of the respective mounting rods 31. As shown in fig. 1 and 2, the number of the mounting rods 31 of the radar mounting part is four, one ends of the four mounting rods 31 are connected together, and the radar 40 may be fixed at the center position of the connection point of the four mounting rods 31.
As shown by a solid line in fig. 2, the radar mounting portion is preferably a center-symmetrical structure, and the radar 40 may be located at a center position of the radar mounting portion. In this way, the center of gravity of the whole unmanned aerial vehicle can be concentrated on the central position of the fuselage main body 10, and the balance and stability of the unmanned aerial vehicle flight are ensured. Alternatively, as shown by the dotted line in fig. 2, the radar mounting part has four mounting rods 31, two of the mounting rods 31 have a shorter length, the other two mounting rods 31 have a longer length, and the radar 40 is located at the intersection of the four mounting rods 31, and similarly, the purpose that the mounting rods 31 and the vertical rods 21 of the foot rest 20 share a shielding area can also be achieved.
In some embodiments, the shape of the radar mount may include at least one of: x-shaped, cross-shaped and meter-shaped. The above-mentioned shapes are each formed by a plurality of mounting rods 31, and one ends of the plurality of mounting rods 31 are connected together and radially outward from the radar 40 to the vertical rod 21 of the foot stand 20. Of course, those skilled in the art may also design the shape of the radar mounting portion according to specific needs, for example, the radar mounting portion may also be in a straight shape.
As shown in fig. 3, a first mounting member 50 may be fixed to the radar mounting portion, and a second mounting member 60 may be fixed to the radar 40, the first mounting member 50 being detachably coupled to the second mounting member 60 to fix the radar 40 to the radar mounting portion. Specifically, the first mounting member 50 and the second mounting member 60 may have a plate shape, and when the first mounting member 50 and the second mounting member 60 are engaged with each other, the first mounting member 50 and the second mounting member 60 clamp one end of each mounting rod 31.
In some embodiments, the first mounting member 50 may comprise a plastic member; in some embodiments, second mount 60 comprises a metal piece. Because first installed part 50 is the working of plastics, and second installed part 60 is the metalwork, consequently, when unmanned vehicles appeared the striking, when falling, the first installed part 50 of plastics can play certain cushioning effect to second installed part 60 and radar 40, protects radar 40 to a certain extent.
The second mount 60 may be integrally formed with the housing of the radar 40, or the second mount 60 may be welded to the housing of the radar 40. The second mounting member 60 is non-detachably connected to the radar 40, so that the connection between the second mounting member and the radar is reliable, and the processing and mounting costs are reduced.
With continued reference to fig. 3, the first mounting member 50 includes a plurality of covering portions 51 covering the outer sides of the respective mounting rods of the radar mounting portion, and a connecting portion 52 connecting the plurality of covering portions 51, and the contour shape of the covering portions 51 matches the contour shape of the mounting rod 31. Through cladding 51 cladding installation pole 31, can increase the area of contact of first installed part 50 with installation pole 31 effectively to, cladding 51 cladding installation pole 31, installation pole 31 also can prevent that first installed part 50 from rotating or rocking for second installed part 60, has improved the stability of radar installation to a certain extent, and then has improved the accurate nature of radar.
The covering portion 51 and the mounting rod 31 may be connected by a first fastener (e.g., a screw, a bolt, etc.), and the connecting portion 52 and the second mounting member 60 may be connected by a second fastener (e.g., a screw, a bolt, etc.). That is, the connection point between the first mounting element 50 and the mounting rod 31 and the connection point between the first mounting element 50 and the second mounting element 60 are not coaxial, and the mounting rod 31 has only the connection hole connected to the first mounting element 50, but does not have the connection holes connected to the radar 40 and the second mounting element 60, so that the number of connection holes formed in the mounting rod 31 can be reduced, and the risk of weakening the strength of the mounting rod 31 due to the formation of the connection holes can be reduced.
Furthermore, the connecting portion of the first mounting element 50 comprises a first surface facing the second mounting element 60, and the second mounting element 60 comprises a second surface facing the first mounting element 50, wherein the first surface and the second surface are in opposite contact with each other. The first mounting part 50 and the second mounting part 60 are attached and contacted as much as possible, so that the contact area of the two parts is as large as possible, and the connection stability of the two parts is further improved.
In the present embodiment, it is preferable that the connecting portion 52 of the first mounting member 50 has a substantially plate shape; and/or the second mounting member 60 may be generally plate-like. First installed part 50 can adopt injection moulding, and second installed part 60 can adopt the casting shaping, under the prerequisite of guaranteeing structural strength, and first installed part 50 and second installed part 60 adopt simple platelike structure, and platelike structure thickness is usually not big, is favorable to alleviateing the weight of first installed part 50 and second installed part 60, and then alleviates whole unmanned vehicles's weight, has the lightweight requirement that satisfies unmanned vehicles.
In some embodiments, as shown in fig. 3, the radar mount and the foot rest 20 may be fixedly connected. More specifically, the radar mounting portion is elastically connected to a connection portion of the foot stand 20. Can be connected through elastic plastic part 70 between radar installation department and the foot rest 20, as shown in fig. 3, the radar installation department can be connected through the elastic plastic bushing of T font with foot rest 20 to, elastic plastic part 70 can pass through screwed connection with radar installation department and foot rest 20, so that the dismouting. The radar installation part and the foot rest 20 of the embodiment are elastically connected through the elastic plastic part 70, so that when the unmanned aerial vehicle is impacted or falls, the elastic plastic part 70 can buffer to effectively protect the radar 40.
More specifically, as shown in fig. 3, the vertical bar 31 of the foot rest 20 may include a first branch bar 211 and a second branch bar 212, one side of the first branch bar 211 being connected to the body 10, and the other side of the first branch bar 211 being connected to the second branch bar 212. The first branch bar 211 and the second branch bar 212 may be elastically connected. Therefore, when the unmanned aerial vehicle is impacted or falls, the elastic connection between the first branch rod 211 and the second branch rod 212 can buffer, so that electronic components or structural members on the main body 10 of the aircraft body can be protected as much as possible, and the maintenance cost can be effectively reduced.
Preferably, the radar mounting part may be connected to a connection point of the first sub-rod 211 and the second sub-rod 212. The first branch rod 211, the second branch rod 212 and the radar mounting part are elastically connected. The joint of the first branch rod 211, the second branch rod 212 and the radar installation part can provide a reverse acting force for the first branch rod 211, the second branch rod 212 and the radar installation part once the unmanned aerial vehicle collides or falls, and the three parts are effectively protected. And, connect the three in a set, can save the position of tie point, user when carrying out dismouting to foot rest 20 and radar installation department, the operating position is concentrated, can effectively reduce the work degree.
Similarly, the first branch rod 211, the second branch rod 212 and the radar installation part are connected through the elastic plastic part 70, and the elastic plastic part 70 wraps the first branch rod 211, the second branch rod 212 and the radar installation part respectively. Elastic plastic piece 70 can be the tube-shape and include first minute pole 211, second minute pole 212 and radar installation department, and from this, elastic plastic piece 70 improves three connection stability and reliability with the area of contact of first minute pole 211, second minute pole 212 and radar installation department. In addition, further, the elastic plastic member 70, the first branch rod 211, the second branch rod 212 and the radar mounting portion may be connected by a fastener, for example, a bolt or a screw.
In some embodiments, it may be preferred that the first branch 211 comprises a plastic member; and/or the second sub-bar 212 comprises a metal piece. When the unmanned aerial vehicle lands, the second branch rod 212 is close to the ground, the second branch rod 212 is made of metal pieces, so that the requirement for the overall structural strength of the foot rest 20 is met, and the first branch rod 211 is made of plastic pieces 211, so that when the unmanned aerial vehicle is in an accident of collision or falling, the first branch rod 211 can play a large buffering role on the main body 10 of the aircraft, and the main body 10 of the aircraft is protected to a greater extent.
As shown in fig. 1, the foot rest 20 further includes a cross bar 22 connecting the two vertical bars 21, and the connection between the vertical bars 21 and the cross bar 22 is an arc transition (as shown by R in fig. 1). The arc transition structure can reduce the risk of stress concentration between the vertical rods 21 and the transverse rods 22, and improve the structural stability. Furthermore, the joint of the vertical rod 21 and the cross rod 22 comprises a plastic part, and it can be understood that the joint of the vertical rod 21 and the cross rod 22 is the plastic part, and the arc transition structure at the joint of the vertical rod 21 and the cross rod 22 is matched, so that the unmanned aerial vehicle can be buffered to a greater extent, and the hard collision with an impact surface is avoided, and the damage to the whole unmanned aerial vehicle is caused.
In some embodiments, an elastomeric bumper 221 is provided on the outside of the crossbar 22. This elastic buffer 221 can wrap up in the outside of horizontal pole 22, and this elastic buffer 221 can be the rubber spare, and foot rest 20 passes through elastic buffer 221 and supports in ground to the stationarity when making unmanned vehicles descend to ground prevents to produce too big impact to electronic components and mechanical structure on unmanned vehicles, and influences electronic components's performance, and mechanical structure's assembled relation. And moreover, the whole unmanned aerial vehicle can be protected when the unmanned aerial vehicle is in an abnormal condition of collision or falling.
In the embodiments of the present invention, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (23)

1. An unmanned aerial vehicle, comprising:
a main body of the body;
the foot rest is positioned below the machine body main body and comprises a plurality of vertical rods connected with the machine body main body, wherein at least two vertical rods are arranged diagonally;
radar installation department for with the radar install in fuselage main part below, the radar installation department includes at least one installation pole, the montant that the diagonal angle set up is connected to the installation pole, every the axis of installation pole and the axis coplane of the montant rather than being connected, just the center of radar is located every the axis of installation pole with in the plane confirmed by the axis of the montant that the installation pole is connected.
2. The UAV of claim 1 wherein the radar mount comprises at least two mounting bars, the radar being located at the intersection of the mounting bars.
3. The UAV of claim 1 wherein the radar mount is a centrosymmetric structure, the radar being located in a center of the radar mount.
4. The UAV of claim 3 wherein the shape of the radar mount comprises at least one of: x-shaped, cross-shaped and meter-shaped.
5. The UAV of claim 1 wherein the radar is removably coupled to the radar mount.
6. The UAV of claim 5 wherein a first mount is secured to the radar mount and a second mount is secured to the radar, the first mount being detachably connectable to the second mount to secure the radar to the radar mount.
7. The UAV of claim 6 wherein the first mount comprises a plastic piece;
and/or the second mounting part comprises a metal piece;
and/or the second mounting part and the shell of the radar are integrally formed, or the second mounting part and the shell of the radar are welded together.
8. The UAV of claim 6, wherein the first mounting element comprises a plurality of cladding portions cladding the radar mounting portion on the outer side of each mounting rod, and a connecting portion connecting the cladding portions, and the cladding portions have a contour shape matching the contour shape of the mounting rods.
9. The UAV of claim 8 wherein the cladding portion is coupled to the mounting bar by a first fastener and the coupling portion is coupled to the second mounting portion by a second fastener.
10. The UAV of claim 8 wherein the connection portion of the first mount includes a first surface facing the second mount, the second mount includes a second surface facing the first mount, and the first surface is in abutting contact with the second surface at locations opposite the first surface.
11. The UAV of claim 10 wherein the connection portion of the first mount is substantially plate-like; and/or the second mounting member is substantially plate-like.
12. The UAV of claim 1 wherein the radar mount is fixedly connected to the foot rest.
13. The UAV of claim 12 wherein the radar mount is resiliently connected to the foot rest at its connection.
14. The UAV according to claim 12 wherein the vertical bars of the foot rests comprise a first branch bar and a second branch bar, one side of the first branch bar being connected to the fuselage body and the other side of the first branch bar being connected to the second branch bar.
15. The UAV according to claim 14 wherein the first and second sub-beams are resiliently connected.
16. The UAV of claim 14 wherein the radar mount is connected to a junction of the first and second spars.
17. The UAV according to claim 16 wherein the first and second sub-beams and the radar mounting portion are resiliently coupled.
18. The UAV of claim 17, wherein the first branch rod, the second branch rod and the radar mounting portion are connected by an elastic plastic part, and the elastic plastic part respectively wraps the first branch rod, the second branch rod and the radar mounting portion.
19. The UAV of claim 18 wherein the elastomeric piece is connected to the first and second struts and the radar mount by fasteners.
20. The UAV of claim 14 wherein the first strut comprises a plastic piece; and/or the second branch rod comprises a metal piece.
21. The UAV according to claim 1 wherein the foot rest comprises a cross bar connecting two vertical bars, the connection between the vertical bars and the cross bar being in a circular arc transition.
22. The UAV of claim 21 wherein the connection of the vertical bars to the cross bars comprises a plastic piece;
and/or an elastic buffer piece is arranged on the outer side of the cross rod.
23. The UAV according to claim 1 wherein, in the installed state of the radar and in the deployed state of the foot rest, the radar is located more than 6cm from the lowermost end of the foot rest;
and/or, the unmanned aerial vehicle comprises an agricultural drone.
CN202022576962.5U 2020-11-09 2020-11-09 Unmanned aerial vehicle Expired - Fee Related CN215475711U (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9110168B2 (en) * 2011-11-18 2015-08-18 Farrokh Mohamadi Software-defined multi-mode ultra-wideband radar for autonomous vertical take-off and landing of small unmanned aerial systems
CN205534947U (en) * 2016-01-29 2016-08-31 深圳市大疆创新科技有限公司 Fixed bolster, Yun tai, Unmanned vehicles and image device
CN206502027U (en) * 2017-02-08 2017-09-19 江苏大成航空科技有限公司 A kind of plant protection unmanned plane
CN106904287A (en) * 2017-03-21 2017-06-30 四川智航慧飞无人机科技有限公司 Take photo by plane the protection structure of unmanned plane camera
CN209739375U (en) * 2018-12-20 2019-12-06 天津聚飞创新科技有限公司 Unmanned plane
CN211766270U (en) * 2019-11-04 2020-10-27 深圳市大疆创新科技有限公司 Unmanned aerial vehicle
CN211844926U (en) * 2019-11-05 2020-11-03 深圳市大疆创新科技有限公司 Unmanned plane

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