CN211844926U

CN211844926U - Unmanned plane

Info

Publication number: CN211844926U
Application number: CN201921891973.3U
Authority: CN
Inventors: 黄稀荻
Original assignee: SZ DJI Technology Co Ltd
Current assignee: SZ DJI Technology Co Ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-11-03
Anticipated expiration: 2029-11-05

Abstract

An embodiment of the utility model provides an unmanned aerial vehicle, include: undercarriage, organism and mechanical rotation scanning radar, undercarriage and organism fixed connection, and the undercarriage is located the below of organism, and the undercarriage includes relative first support and the second support that sets up, and mechanical rotation scanning radar sets up between first support and second support, and mechanical rotation scanning radar includes antenna panel and the rotatory motor of drive antenna panel, and the pivot of antenna panel is basically parallel with unmanned aerial vehicle's pitch axis. When unmanned aerial vehicle descends to subaerial, first support and second support can prevent user and mechanical rotation scanning radar contact, and then form the protection to mechanical rotation scanning radar damages.

Description

Unmanned plane

Technical Field

The embodiment of the utility model provides a relate to unmanned air vehicle technical field, especially relate to an unmanned aerial vehicle.

Background

Along with the gradual development of unmanned aerial vehicle technique, rotor unmanned aerial vehicle has been used gradually in fields such as shooting, pesticide spray, consequently how to avoid colliding into the focus of research between the in-process of unmanned aerial vehicle flight and the barrier.

In the correlation technique, often set up mechanical rotation scanning radar on unmanned aerial vehicle to detect the environment around the unmanned aerial vehicle through mechanical rotation scanning radar, keep away the barrier with the realization unmanned aerial vehicle. The unmanned aerial vehicle comprises a machine body and an undercarriage, wherein the undercarriage is arranged around the machine body, and the top end of the undercarriage is connected with the machine body so as to support the machine body when the unmanned aerial vehicle lands on the ground; mechanical rotation scanning radar sets up the outside that deviates from the organism at the undercarriage to through the environment around the mechanical rotation scanning radar detection unmanned aerial vehicle.

However, when the unmanned aerial vehicle lands on the ground, a user is likely to contact with the mechanical rotation scanning radar, which is likely to cause damage to the mechanical rotation scanning radar.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect under the prior art, the utility model aims to provide an unmanned aerial vehicle to realize preventing user and mechanical rotation scanning radar contact, and then form the protection to mechanical rotation scanning radar, in order to avoid mechanical rotation scanning radar to damage the effect.

An embodiment of the utility model provides an unmanned aerial vehicle, include: undercarriage, organism and mechanical rotation scanning radar, the undercarriage with organism fixed connection, just the undercarriage is located the below of organism, the undercarriage includes relative first support and the second support that sets up, mechanical rotation scanning radar sets up first support and between the second support, mechanical rotation scanning radar includes antenna panel and drive the rotatory motor of antenna panel, the pivot of antenna panel with unmanned aerial vehicle's pitch axis is parallel basically.

The unmanned aerial vehicle as described above, wherein the top ends of the first support and the second support are both connected to the body, and the mechanical rotation scanning radar is connected to the first support and/or the second support. So set up, first support and second support can form the protection to mechanical rotation scanning radar, and then avoid descending to ground at unmanned aerial vehicle after, take place to collide with between user and the mechanical rotation scanning radar to mechanical rotation scanning radar takes place to damage.

The unmanned aerial vehicle as above, wherein, the undercarriage still includes the horizontal pole, the one end of horizontal pole with first leg joint, the other end of horizontal pole with the second leg joint, mechanical rotation scanning radar with the horizontal pole is connected. The mechanical rotation scanning radar is connected with the first support and the second support through the cross rod, and the connection stability of the mechanical rotation scanning radar is improved.

A drone as described above, wherein the mechanical rotary scanning radar is located in a middle position of the crossbar. So set up, can avoid first support to be located the first visual field or the second visual field that mechanical rotation scanning radar formed, the same, also can avoid the second support to be located the first visual field or the second visual field that mechanical rotation scanning radar formed to first support and second support influence the detection of mechanical rotation scanning radar to unmanned aerial vehicle surrounding environment.

The unmanned aerial vehicle comprises a body, a first support, a second support and a third support, wherein the first support comprises a first support rod and a second support rod which are arranged in parallel, and the top ends of the first support rod and the second support rod are connected with the body; the second support comprises a third support rod and a fourth support rod which are arranged in parallel, and the top ends of the third support rod and the fourth support rod are connected with the machine body; one end of the cross rod is connected with the first supporting rod and the second supporting rod, and the other end of the cross rod is connected with the third supporting rod and the fourth supporting rod. So set up, improve the bearing capacity of first support and second support, and then improved the bearing capacity of undercarriage.

As above unmanned aerial vehicle, wherein, the undercarriage is still including connecting first branch with the first connecting piece of second branch and connecting third branch with the second connecting piece of fourth branch, the one end of horizontal pole with first connecting piece is connected, the other end of horizontal pole with the second connecting piece is connected. So set up, first branch and second branch are connected to first connecting piece, and third branch and fourth branch are connected to the second connecting piece, have improved the stability of undercarriage.

The unmanned aerial vehicle comprises a first connecting piece, a second connecting piece and a first fixing piece, wherein the top surface or the bottom surface of the first connecting piece is provided with a first mounting groove, one end of a cross rod is clamped in the first mounting groove, the cross rod corresponding to the first mounting groove is covered by the first fixing piece, and the first fixing piece is detachably connected with the first connecting piece; the top surface or the bottom surface of the second connecting piece are provided with second mounting grooves, the other end of the cross rod is clamped in the second mounting grooves, the second fixing pieces cover the corresponding second mounting grooves on the cross rod, and the second fixing pieces are detachably connected with the second connecting pieces. So set up, made things convenient for the dismantlement and the installation of horizontal pole, unmanned aerial vehicle's of being convenient for equipment.

As above unmanned aerial vehicle, wherein, be provided with first fixed orifices and second fixed orifices on the first connecting piece, first branch is worn to establish in first fixed orifices, second branch is worn to establish in the second fixed orifices. So set up, made things convenient for dismantlement and installation between first branch and second branch and the first connecting piece.

The unmanned aerial vehicle is characterized in that a first notch is formed in the side wall of the first fixing hole, and a second notch is formed in the side wall of the second fixing hole; the first connecting piece is provided with a first locking hole penetrating through the first opening, and the first connecting piece is also provided with a second locking hole penetrating through the second opening; a first locking bolt penetrates through the first locking hole, and a second locking bolt penetrates through the second locking hole. So set up, can avoid taking place relative movement at the in-process first connecting piece that uses for first branch or second branch, and then avoid influencing mechanical rotation scanning radar work.

The unmanned aerial vehicle as described above, wherein the first notch is disposed toward the second fixing hole, the first connecting element is provided with a first fabrication hole, and the first notch extends toward the second fixing hole and penetrates through the first fabrication hole; the second opening is arranged towards the first fixing hole, a second fabrication hole is arranged on the first connecting piece, and the second opening extends towards the first fixing hole and penetrates through the second fabrication hole. The elasticity of the first connecting piece along the direction vertical to the central lines of the first supporting rod and the second supporting rod can be improved, and the resistance of the width change of the first opening and the second opening is further reduced; in addition, set up first fabrication hole and second fabrication hole and can also reduce the quality of first connecting piece, and then reduce unmanned aerial vehicle's quality.

The unmanned aerial vehicle is characterized in that the first connecting piece is provided with a first locking threaded hole penetrating to the first fixing hole, a first locking bolt is matched with the first locking threaded hole, and the first locking bolt abuts against the first support rod; and a second locking threaded hole penetrating to the second fixing hole is further formed in the first connecting piece, a second locking bolt is matched with the second locking threaded hole, and the second locking bolt abuts against the second supporting rod. So set up, through the frictional force between first locking bolt and the first branch, can further prevent first branch and remove in first fixed orifices, the same, through the frictional force between second locking bolt and the second branch, can further prevent second branch and remove in the second fixed orifices to further avoid first connecting piece to remove for first branch and second branch.

As above unmanned aerial vehicle, wherein, be provided with on the first branch along being on a parallel with first locking groove that first branch central line direction extends, be provided with on the second branch along being on a parallel with second locking groove that second branch central line direction extends, first locking bolt supports the jack-up the tank bottom in first locking groove, second locking bolt supports the jack-up the tank bottom in second locking groove. Due to the arrangement, the surface of the first support rod can be prevented from being scratched by the first locking bolt, in addition, the first locking bolt abuts against the bottom of the first locking groove, the limit between the first connecting piece and the first support rod can be realized, and the position precision between the first connecting piece and the first support rod is improved; the same, can avoid the surface of second locking bolt fish tail second branch, in addition, second locking bolt supports the tank bottom in the second locking groove, can also realize spacing between first connecting piece and the second branch, improves the position accuracy between first connecting piece and the second branch.

A drone as described above, wherein the mechanical rotary scanning radar is detachably connected to the crossbar. So set up, made things convenient for mechanical rotation scanning radar's dismantlement and installation.

The unmanned aerial vehicle as described above, wherein, be provided with the connecting block on the mechanical rotation scanning radar, be provided with first storage tank on the connecting block, the horizontal pole card is established in the first storage tank, the connection piece covers first storage tank corresponds on the horizontal pole, the connection piece with detachable connection between the connecting block. The cross rod is tightly held through the connecting block and the connecting piece so as to realize detachable connection between the mechanical rotary scanning radar and the cross rod, and the structure is simple and the connection is reliable.

The unmanned aerial vehicle as described above, wherein the connecting piece is provided with a second receiving groove, and the first receiving groove and the second receiving groove enclose a mounting hole for the cross rod to pass through. The contact area between the connecting piece and the cross rod is increased, and the connection reliability between the cross rod and the mechanical rotary scanning radar is further improved.

The embodiment of the utility model provides an unmanned aerial vehicle, undercarriage include first support and second support, first support and second support relative setting to first support and second support are all connected with the organism, and mechanical rotation scanning radar sets up between first support and second support; the mechanical rotation scanning radar comprises an antenna plate and a motor connected with the antenna plate, wherein the motor is used for driving the antenna plate to rotate, a rotating shaft of the antenna plate is approximately parallel to a pitching shaft of the unmanned aerial vehicle, so that a first view field is formed on one side perpendicular to the direction of the pitching shaft, and a second view field is formed on the other side perpendicular to the direction of the pitching shaft; when unmanned aerial vehicle descends to subaerial, first support and second support can prevent user and mechanical rotation scanning radar contact, and then form the protection to mechanical rotation scanning radar damages.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle provided in an embodiment of the present invention;

fig. 2 is a first schematic view of a first view field and a second view field formed by a mechanical rotation scanning radar in the unmanned aerial vehicle provided by the embodiment of the present invention;

fig. 3 is a second schematic view of a first view field and a second view field formed by a mechanical rotation scanning radar in the unmanned aerial vehicle provided by the embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is an enlarged view of a portion of FIG. 1 at B;

fig. 6 is a partially enlarged view of C in fig. 1.

Description of reference numerals:

10: a body;

20: a first bracket;

30: a second bracket;

40: a mechanical rotary scanning radar;

50: a cross bar;

101: a horn;

102: a motor;

103: a rotor;

201: a first support bar;

202: a second support bar;

203: a first connecting member;

204: a first fixing sheet;

205: a first support plate;

301: a third support bar;

302: a fourth strut;

303: a second connecting member;

304: a second fixing sheet;

305: a second support plate;

401: connecting blocks;

402: connecting sheets;

403: a first field of view;

404: a second field of view;

2011: a first locking groove;

2031: a first gap;

2032: a first locking hole;

2033: a first fabrication hole;

2034: a second gap;

2035: a second locking hole;

2036: a second fabrication hole;

2037: the first locking threaded hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Along with the gradual development of unmanned aerial vehicle technique, rotor unmanned aerial vehicle has used gradually in the field such as shooting, pesticide sprays, in order to avoid bumping between the in-process that unmanned aerial vehicle flies and the barrier, sets up mechanical rotation scanning radar often on unmanned aerial vehicle to detect the environment around unmanned aerial vehicle through mechanical rotation scanning radar, with the obstacle avoidance that realizes unmanned aerial vehicle. In the related art, the unmanned aerial vehicle comprises a body and an undercarriage, wherein the undercarriage is arranged around the body, and the top end of the undercarriage is connected with the body so as to support the body when the unmanned aerial vehicle lands on the ground; mechanical rotation scanning radar sets up the outside that deviates from the organism at the undercarriage to through the environment around the mechanical rotation scanning radar detection unmanned aerial vehicle.

However, mechanical rotation scanning radar sets up in the outside that the undercarriage deviates from the organism, and the contact takes place between user and the mechanical rotation scanning radar easily when unmanned aerial vehicle descends to the ground, leads to mechanical rotation scanning radar to damage easily.

Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle provided in an embodiment of the present invention; please refer to fig. 1. This embodiment provides an unmanned aerial vehicle, includes: undercarriage, organism 10 and mechanical rotation scanning radar 40, undercarriage and organism 10 fixed connection, and the undercarriage is located the below of organism 10, and the undercarriage includes relative first support 20 and the second support 30 that sets up, and mechanical rotation scanning radar 40 sets up between first support 20 and second support 30, and mechanical rotation scanning radar 40 includes antenna panel and the rotatory motor 102 of drive antenna panel, and the pivot of antenna panel is basically parallel with unmanned aerial vehicle's pitch axis.

Landing gear setting is in the below of organism 10 in this embodiment, and with the fixed connection between the organism 10 to separation between the in-process organism 10 of unmanned aerial vehicle flight and the landing gear, and the landing gear can support on ground when unmanned aerial vehicle lands on the ground, in order to bear organism 10. The body 10 can be provided with a battery, a control device and other equipment required by flight; illustratively, the body 10 includes a body and a plurality of arms 101 extending outwards from the body, a motor 102 is provided at a distal end of each arm 101, a rotor 103 is provided on a main shaft of the motor 102, a battery and a control device may be provided on the body, and a top end of the landing gear is connected to the body; when the unmanned aerial vehicle flies, the motor 102 on each horn 101 drives the corresponding rotor 103 to rotate, and then the undercarriage is separated from the ground to realize flying.

The undercarriage includes first support 20 and second support 30, the setting that first support 20 and second support 30 are relative, and first support 20 and second support 30 all with organism 10 fixed connection, first support 20 and second support 30 can all with ground contact when unmanned aerial vehicle falls to subaerial, first support 20 and second support 30 support organism 10 jointly. Specifically, the first bracket 20 and the second bracket 30 may be both metal brackets, and of course, the first bracket 20 and the second bracket 30 may also be both non-metal brackets made of non-metal materials such as plastic. Illustratively, the bottom end of the first support 20 is provided with a first support plate 205, the bottom end of the second support 30 is provided with a second support plate 305, the first support plate 205 and the second support plate 305 are located in the same horizontal plane, and the length directions of the first support plate 205 and the second support plate 305 may be both perpendicular to the connection line of the first support 20 and the second support 30, so that the first support plate 205 and the second support plate 305 are simultaneously in contact with the ground when the unmanned aerial vehicle lands on the ground, the stability of the unmanned aerial vehicle when the unmanned aerial vehicle lands on the ground is improved, in addition, the contact area between the landing gear and the ground can be increased, and the landing gear is prevented from sinking into the ground.

In this embodiment, mechanical rotation scanning radar 40 sets up between first support 20 and second support 30, and mechanical rotation scanning radar 40 includes the antenna panel and the motor 102 of being connected with the antenna panel to drive the antenna panel through motor 102 and rotate, and then realize the detection to unmanned aerial vehicle all ring edge borders, with the obstacle avoidance that realizes unmanned aerial vehicle. The antenna plate is used for transmitting electromagnetic waves to the outside and/or receiving electromagnetic waves; the spindle of the motor 102 is connected to the antenna board to rotate the antenna board when the spindle of the motor 102 rotates.

Fig. 2 is the embodiment of the utility model provides an in the unmanned aerial vehicle that machinery is rotatory to scan the schematic diagram one of the first visual field and the second visual field that the radar formed, fig. 3 is the embodiment of the utility model provides an in the unmanned aerial vehicle that machinery is rotatory to scan the schematic diagram two of the first visual field and the second visual field that the radar formed, continue to refer to fig. 2 and fig. 3. In this embodiment, the rotating shaft of the antenna board is substantially parallel to the pitching axis of the unmanned aerial vehicle, and in the process that the motor 102 drives the antenna board to rotate, a first view field 403 is formed on one side in the direction perpendicular to the pitching axis, and a second view field 404 is formed on the other side in the direction perpendicular to the pitching axis. Wherein the pitch axis may be parallel to a line connecting the first bracket 20 and the second bracket 30; the rotating shaft of the antenna plate and the pitching shaft of the unmanned aerial vehicle can be parallel, or a smaller angle is formed between the rotating shaft of the antenna plate and the pitching shaft of the unmanned aerial vehicle.

In this embodiment, the top of first support 20 and second support 30 all is connected with organism 10, mechanical rotation scanning radar 40 is connected with first support 20 and/or second support 30, and mechanical rotation scanning radar 40 is located between first support 20 and the second support 30, first support 20 and second support 30 can form the protection to mechanical rotation scanning radar 40, and then avoid descending to ground at unmanned aerial vehicle after, take place to collide with between user and the mechanical rotation scanning radar 40, take place to damage in order to avoid mechanical rotation scanning radar 40.

For example, a connection block may be disposed on the mechanical rotation scanning radar 40, a first connection hole is disposed on the connection block, a second connection hole is correspondingly disposed on the first bracket 20, and a connection bolt is inserted into the first connection hole and the second connection hole to achieve connection between the mechanical rotation scanning radar 40 and the first bracket 20; or, a first connection hole is formed in the connection block, a second connection hole is correspondingly formed in the second support, and a connection bolt is arranged in the first connection hole and the second connection hole in a penetrating manner so as to realize connection between the mechanical rotation scanning radar 40 and the second support 30. Of course, the mechanical rotation scanning radar 40 can also be connected with the first support 20 or the second support 30 by means of a snap connection.

In some embodiments, the mechanical rotation scanning radar 40 may be further connected to the body 10, and for example, the body 10 may have a radar mounting rod extending toward the bottom end of the landing gear, and the mechanical rotation scanning radar 40 and the radar mounting rod may be connected by a bolt or a snap. It should be noted that, when the mechanical rotation scanning radar 40 is connected to the body 10, it is required to ensure that the mechanical rotation scanning radar 40 is located between the first support 20 and the second support 30, so that the first support 20 and the second support 30 can prevent the user from contacting the mechanical rotation scanning radar 40, and thus the mechanical rotation scanning radar 40 is protected from being damaged.

In the unmanned aerial vehicle provided by the embodiment, the landing gear comprises a first bracket 20 and a second bracket 30, the first bracket 20 and the second bracket 30 are arranged oppositely, the first bracket 20 and the second bracket 30 are both connected with the body 10, and the mechanical rotary scanning radar 40 is arranged between the first bracket 20 and the second bracket 30; the mechanical rotation scanning radar 40 comprises an antenna board and a motor 102 connected with the antenna board, wherein the motor 102 is used for driving the antenna board to rotate, the rotating shaft of the antenna board is approximately parallel to the pitching axis of the unmanned aerial vehicle, so that a first view field 403 is formed on one side in the direction perpendicular to the pitching axis, and a second view field 404 is formed on the other side in the direction perpendicular to the pitching axis; when unmanned aerial vehicle descends to subaerial, first support 20 and second support 30 can prevent user and mechanical rotation scanning radar 40 contact, and then form the protection to mechanical rotation scanning radar 40 damages.

Fig. 4 is an enlarged view of a portion of fig. 1 at a, with continued reference to fig. 1 and 4. In this embodiment, the landing gear further includes a cross bar 50, one end of the cross bar 50 is connected to the first bracket 20, the other end of the cross bar 50 is connected to the second bracket 30, and the mechanical rotation scanning radar 40 is connected to the cross bar 50. The mechanical rotation scanning radar 40 is connected with the first support 20 and the second support 30 through the cross rod 50, and the connection stability of the mechanical rotation scanning radar 40 is improved.

Specifically, the center line of the crossbar 50 is parallel to the line connecting the first bracket 20 and the second bracket 30, and further, the center line of the crossbar 50 may be parallel to the pitch axis of the drone. Illustratively, the cross bar 50 may be a metal bar, but the cross bar 50 may also be a non-metal bar made of a non-metal material such as plastic.

In this embodiment, the mechanical rotary scanning radar 40 is located at the middle of the crossbar 50. So set up, can avoid first support 20 to be located the first visual field 403 or the second visual field 404 that mechanical rotation scanning radar 40 formed, the same, also can avoid second support 30 to be located the first visual field 403 or the second visual field 404 that mechanical rotation scanning radar 40 formed to avoid first support 20 and second support 30 to influence the detection of mechanical rotation scanning radar 40 to unmanned aerial vehicle surrounding environment.

In particular, the mechanical rotary scanning radar 40 is detachably connected to the cross-bar 50. So set up, convenient mechanical rotation scanning radar 40's dismantlement and installation.

Fig. 5 is an enlarged view of a portion of fig. 1 at B, with continued reference to fig. 1 and 5. The mechanical rotary scanning radar 40 is provided with a connecting block 401, the connecting block 401 is provided with a first accommodating groove, the cross rod 50 is clamped in the first accommodating groove, the connecting sheet 402 covers the cross rod 50 corresponding to the first accommodating groove, and the connecting sheet 402 is detachably connected with the connecting block 401. The cross rod 50 is tightly held through the connecting block 401 and the connecting sheet 402, so that the detachable connection between the mechanical rotary scanning radar 40 and the cross rod 50 is realized, the structure is simple, and the connection is reliable.

Further, a second receiving groove is formed on the connecting piece 402, and the first receiving groove and the second receiving groove are surrounded to form a mounting hole for the cross bar 50 to pass through. The contact area between the connecting piece 402 and the cross bar 50 is increased, and the connection reliability between the cross bar 50 and the mechanical rotation scanning radar 40 is further improved.

In this embodiment, the connecting piece 402 can be connected to the cross bar 50 by a bolt connection, but the connecting piece 402 can also be connected to the cross bar 50 by a snap connection.

Fig. 6 is an enlarged view of a portion of fig. 1 at C, with continued reference to fig. 1, 3 and 6. In this embodiment, the first support 20 includes a first support rod 201 and a second support rod 202 arranged in parallel, and the top ends of the first support rod 201 and the second support rod 202 are both connected to the machine body 10; the second bracket 30 comprises a third supporting rod 301 and a fourth supporting rod 302 which are arranged in parallel, and the top ends of the third supporting rod 301 and the fourth supporting rod 302 are connected with the machine body 10; one end of the cross bar 50 is connected to the first bar 201 and the second bar 202, and the other end of the cross bar 50 is connected to the third bar 301 and the fourth bar 302. So set up, improve the bearing capacity of first support 20 and second support 30, and then improved the bearing capacity of undercarriage.

For example, the first strut 201, the second strut 202, the third strut 301 and the fourth strut 302 may all be connected to the machine body 10 by bolts, and the first strut 201, the second strut 202, the third strut 301 and the fourth strut 302 may also be connected to the machine body 10 by welding; of course, the first support rod 201, the second support rod 202, the third support rod 301 and the fourth support rod 302 may also be integrally formed with the machine body 10 by casting or injection molding.

Further, in this embodiment, the first support plate 205 may be connected to the bottom ends of the first and

second struts

201 and 202, and similarly, the second support plate 305 may be connected to the bottom ends of the third and

fourth struts

301 and 302.

In an achievable manner, the first strut 201 and the second strut 202 may be arranged in parallel, as may the respective third strut 301 and fourth strut 302; further, the first strut 201, the second strut 202, the third strut 301 and the fourth strut 302 are all perpendicular to the horizontal plane.

In other implementation manners, the first support bar 201, the second support bar 202, the third support bar 301 and the fourth support bar 302 are located on different generatrices of the same circular truncated cone, or the first support bar 201, the second support bar 202, the third support bar 301 and the fourth support bar 302 are located on edges connecting the bottom surface and the top surface of the frustum pyramid.

In this embodiment, the landing gear further includes a first connector 203 connecting the first strut 201 and the second strut 202, and a second connector 303 connecting the third strut 301 and the fourth strut 302, one end of the cross bar 50 is connected to the first connector 203, and the other end of the cross bar 50 is connected to the second connector 303. So set up, first branch 201 and second branch 202 are connected to first connecting piece 203, and third branch 301 and fourth branch 302 are connected to second connecting piece 303, have improved the stability of undercarriage.

Further, a first mounting groove is formed in the top surface or the bottom surface of the first connecting piece 203, one end of the cross rod 50 is clamped in the first mounting groove, the first fixing piece 204 covers the cross rod 50 corresponding to the first mounting groove, and the first fixing piece 204 is detachably connected with the first connecting piece 203; a second mounting groove is formed in the top surface or the bottom surface of the second connecting piece 303, the other end of the cross rod 50 is clamped in the second mounting groove, the second fixing piece 304 covers the cross rod 50 corresponding to the second mounting groove, and the second fixing piece 304 is detachably connected with the second connecting piece 303. So set up, made things convenient for the dismantlement and the installation of horizontal pole 50, unmanned aerial vehicle's of being convenient for equipment.

Specifically, the first mounting groove may extend through the first connector 203 in a direction parallel to the center line of the cross bar 50; of course, the first mounting groove may not extend through the first connector 203 in a direction parallel to the center line of the cross bar 50, so that the first mounting groove may prevent the cross bar 50 from protruding to the outside of the first connector 203. Similarly, a second mounting groove may extend through the second connector 303 in a direction parallel to the center line of the cross bar 50; of course, the second mounting groove may not extend through the second connector 303 in a direction parallel to the center line of the cross bar 50, so that the second mounting groove may prevent the cross bar 50 from protruding to the outside of the second connector 303.

In this embodiment, the detachable connection between the first fixing plate 204 and the first connecting member 203 may be various, for example, a first bolt hole may be formed on the first fixing plate 204, a first fixing threaded hole may be formed on the first connecting member 203 outside the first mounting groove, and the first fixing bolt may pass through the first bolt hole and then be engaged with the first fixing threaded hole, so as to support the cross bar 50 in the first mounting groove through the first fixing plate 204. Further, a second bolt hole is formed in the first fixing plate 204, a second fixing threaded hole is formed in the first connecting piece 203 outside the first mounting groove, and a second fixing bolt penetrates through the second bolt hole and then is matched with the second fixing threaded hole; wherein, the cross bar 50 is positioned between the first fixing threaded hole and the second fixing threaded hole to improve the connection force between the cross bar 50 and the first connector 203. Of course, the first fixing plate 204 can also be connected with the first connector 203 by clamping.

Similarly, the detachable connection between the second fixing plate 304 and the second connecting member 303 may be various, for example, a third bolt hole may be formed in the second fixing plate 304, a third fixing threaded hole may be formed in the second connecting member 303 outside the second mounting groove, and the third fixing bolt may be engaged with the third fixing threaded hole after passing through the third bolt hole, so as to abut the cross bar 50 in the second mounting groove through the second fixing plate 304. Further, a fourth bolt hole is formed in the second fixing plate 304, a fourth fixing threaded hole is formed in the second connecting piece 303 outside the second mounting groove, and a fourth fixing bolt penetrates through the fourth bolt hole and then is matched with the fourth fixing threaded hole; wherein, the cross bar 50 is positioned between the third fixing screw hole and the fourth fixing screw hole to improve the connection force between the cross bar 50 and the second connector 303.

In this embodiment, the first connecting member 203 is provided with a first fixing hole and a second fixing hole, the first supporting rod 201 is inserted into the first fixing hole, and the second supporting rod 202 is inserted into the second fixing hole. So configured, the disassembly and assembly between the first and

second struts

201 and 202 and the first connector 203 is facilitated.

With continued reference to fig. 4. In this embodiment, a first notch 2031 is formed in a side wall of the first fixing hole, and a second notch 2034 is formed in a side wall of the second fixing hole; the first connecting piece 203 is provided with a first locking hole 2032 penetrating through the first gap 2031, and the first connecting piece 203 is also provided with a second locking hole 2035 penetrating through the second gap 2034; the first locking bolt is inserted into the first locking hole 2032, and the second locking bolt is inserted into the second locking hole 2035.

The width of the first gap 2031 can be reduced by screwing the first locking bolt, so that the side wall of the first fixing hole clasps the first supporting rod 201 to prevent the first supporting rod 201 from moving in the first fixing hole; similarly, the width of the second gap 2034 can be reduced by screwing the second locking bolt, so that the sidewall of the second fixing hole clasps the second supporting rod 202 to prevent the second supporting rod 202 from moving in the second fixing hole; by such an arrangement, the first connecting part 203 can be prevented from moving relative to the first supporting rod 201 or the second supporting rod 202 during use, and the operation of the mechanical rotation scanning radar 40 can be prevented from being influenced.

The width of the first gap 2031 is the width of the first gap 2031 along the direction perpendicular to the centerline of the first strut 201, and the width of the second gap 2034 is the width of the second gap 2034 along the direction perpendicular to the centerline of the second strut 202. The first locking hole 2032 penetrates the first notch 2031 in a direction perpendicular to the center line of the first support rod 201, and the second locking hole 2035 penetrates the second notch 2034 in a direction perpendicular to the center line of the second support rod 202, so that the width of the first notch 2031 decreases when the first locking bolt is tightened, and the width of the second notch 2034 decreases when the second locking bolt is tightened.

Further, the first notch 2031 is disposed toward the second fixing hole, the first connecting member 203 is disposed with a first process hole 2033, and the first notch 2031 extends toward the second fixing hole and penetrates to the first process hole 2033; the second notch 2034 is disposed toward the first fixing hole, a second process hole 2036 is disposed on the first connecting member 203, and the second notch 2034 extends toward the first fixing hole and penetrates the second process hole 2036. With the arrangement, the elasticity of the first connecting piece 203 along the direction perpendicular to the central lines of the first support rod 201 and the second support rod 202 can be improved, and the resistance of the width change of the first gap 2031 and the second gap 2034 is reduced; in addition, the first process hole 2033 and the second process hole 2036 can reduce the mass of the first connecting piece 203, and further reduce the mass of the unmanned aerial vehicle.

Similarly, in this embodiment, the second connecting member 303 is provided with a third fixing hole and a fourth fixing hole, the third supporting rod 301 is inserted into the third fixing hole, and the fourth supporting rod 302 is inserted into the fourth fixing hole. So set up, convenient third branch 301 and fourth branch 302 and second connecting piece 303 between the dismantlement and the installation.

A third opening is formed in the side wall of the third fixing hole, and a fourth opening is formed in the side wall of the fourth fixing hole; a third locking hole penetrating to the third opening is formed in the second connecting piece 303, and a fourth locking hole penetrating to the fourth opening is also formed in the second connecting piece 303; the third locking bolt is arranged in the third locking hole in a penetrating mode, and the fourth locking bolt is arranged in the fourth locking hole in a penetrating mode.

The width of the third opening can be reduced by screwing the third locking bolt, so that the side wall of the third fixing hole clasps the third supporting rod 301, and the third supporting rod 301 is prevented from moving in the third fixing hole; similarly, the width of the fourth gap can be reduced by screwing the fourth locking bolt, so that the side wall of the fourth fixing hole clasps the fourth supporting rod 302, and the fourth supporting rod 302 is prevented from moving in the fourth fixing hole; so configured, the second connector 303 can be prevented from moving relative to the third strut 301 or the fourth strut 302 during use, thereby preventing the mechanical rotation scanning radar 40 from being affected.

The width of the third gap is the width of the third gap along the direction perpendicular to the central line of the third strut 301, and the width of the fourth gap is the width of the fourth gap along the direction perpendicular to the central line of the fourth strut 302. The third locking hole penetrates through the third notch along a direction perpendicular to the center line of the third support rod 301, and the fourth locking hole penetrates through the fourth notch along a direction perpendicular to the center line of the fourth support rod 302, so that the width of the third notch is reduced when the third locking bolt is screwed, and the width of the fourth notch is reduced when the fourth locking bolt is screwed.

Further, a third opening is arranged towards the fourth fixing hole, a third fabrication hole is arranged on the second connecting piece 303, and the third opening extends towards the fourth fixing hole and penetrates to the third fabrication hole; the fourth opening is arranged towards the third fixing hole, a fourth process hole is arranged on the second connecting piece 303, and the fourth opening extends towards the third fixing hole and penetrates to the fourth process hole. By the arrangement, the elasticity of the second connecting piece 303 along the direction vertical to the central lines of the third support rod 301 and the fourth support rod 302 can be improved, and the resistance of the width change of the third gap and the fourth gap is reduced; in addition, the third process hole and the fourth process hole are arranged, so that the mass of the second connecting piece 303 can be reduced, and the mass of the unmanned aerial vehicle is further reduced.

With continued reference to fig. 1 and 4. In this embodiment, the first connecting member 203 is provided with a first locking threaded hole 2037 penetrating to the first fixing hole, the first locking bolt is engaged with the first locking threaded hole 2037, and the first locking bolt abuts against the first support rod 201; the first connecting piece 203 is further provided with a second locking threaded hole penetrating to the second fixing hole, the second locking bolt is matched with the second locking threaded hole, and the second locking bolt abuts against the second support rod 202. So configured, the first support rod 201 can be further prevented from moving in the first fixing hole by the friction force between the first locking bolt and the first support rod 201, and similarly, the second support rod 202 can be further prevented from moving in the second fixing hole by the friction force between the second locking bolt and the second support rod 202, so as to further prevent the first connecting member 203 from moving relative to the first support rod 201 and the second support rod 202.

Further, a first locking groove 2011 extending in a direction parallel to the center line of the first supporting rod 201 is formed in the first supporting rod 201, a second locking groove extending in a direction parallel to the center line of the second supporting rod 202 is formed in the second supporting rod 202, the first locking bolt abuts against the groove bottom of the first locking groove 2011, and the second locking bolt abuts against the groove bottom of the second locking groove. Due to the arrangement, the surface of the first supporting rod 201 can be prevented from being scratched by the first locking bolt, in addition, the first locking bolt abuts against the bottom of the first locking groove 2011, the limit between the first connecting piece 203 and the first supporting rod 201 can be realized, and the position precision between the first connecting piece 203 and the first supporting rod 201 is improved; similarly, the second locking bolt can be prevented from scratching the surface of the second support rod 202, and in addition, the second locking bolt abuts against the bottom of the second locking groove, so that the spacing between the first connecting piece 203 and the second support rod 202 can be realized, and the position accuracy between the first connecting piece 203 and the second support rod 202 is improved.

In this embodiment, a third locking threaded hole penetrating to the third fixing hole is formed in the second connecting member 303, a third locking bolt is matched with the third locking threaded hole, and the third locking bolt abuts against the third support rod 301; a fourth locking threaded hole penetrating through to the fourth fixing hole is further formed in the second connecting piece 303, a fourth locking bolt is matched with the fourth locking threaded hole, and the fourth locking bolt abuts against the fourth supporting rod 302. So configured, the third strut 301 may be further prevented from moving in the third fixing hole by the friction between the third locking bolt and the third strut 301, and similarly, the fourth strut 302 may be further prevented from moving in the fourth fixing hole by the friction between the fourth locking bolt and the fourth strut 302, so as to further prevent the second connector 303 from moving relative to the third strut 301 and the fourth strut 302.

Further, a third locking groove extending in a direction parallel to the center line of the third supporting rod 301 is formed in the third supporting rod 301, a fourth locking groove extending in a direction parallel to the center line of the fourth supporting rod 302 is formed in the fourth supporting rod 302, the third locking bolt abuts against the groove bottom of the third locking groove, and the fourth locking bolt abuts against the groove bottom of the fourth locking groove. Due to the arrangement, the surface of the third support rod 301 can be prevented from being scratched by the third locking bolt, in addition, the third locking bolt abuts against the bottom of the third locking groove, the limit between the second connecting piece 303 and the third support rod 301 can be realized, and the position precision between the third connecting piece and the third support rod 301 is improved; similarly, the surface of the fourth support rod 302 can be prevented from being scratched by the fourth locking bolt, and in addition, the fourth locking bolt abuts against the groove bottom of the fourth locking groove, so that the limitation between the second connecting piece 303 and the fourth support rod 302 can be realized, and the position accuracy between the second connecting piece 303 and the fourth support rod 302 is improved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

It should be noted that, in the description of the present invention, the terms "first" and "second" are only used for convenience in describing different components, and are not to be construed as indicating or implying a sequential relationship, relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the present invention, unless explicitly stated otherwise, the terms "mounting," "connecting," "fixing," and the like are to be understood in a broad sense, and for example, may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or communicable with each other; they may be directly connected or indirectly connected through an intermediate medium, or they may be connected internally or in any other manner known to those skilled in the art, unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. An unmanned aerial vehicle, comprising: undercarriage, organism and mechanical rotation scanning radar, the undercarriage with organism fixed connection, just the undercarriage is located the below of organism, the undercarriage includes relative first support and the second support that sets up, mechanical rotation scanning radar sets up first support and between the second support, mechanical rotation scanning radar includes antenna panel and drive the rotatory motor of antenna panel, the pivot of antenna panel with unmanned aerial vehicle's pitch axis is parallel basically.

2. The drone of claim 1, wherein the top ends of the first and second supports are both connected to the body, the mechanical rotary scanning radar being connected to the first and/or second supports.

3. The drone of claim 2, wherein the landing gear further includes a cross bar, one end of the cross bar being connected to the first bracket, the other end of the cross bar being connected to the second bracket, the mechanical rotary scanning radar being connected to the cross bar.

4. A drone according to claim 3, characterised in that the mechanical rotary scanning radar is located in a middle position of the crossbar.

5. The unmanned aerial vehicle of claim 3, wherein the first support comprises a first support rod and a second support rod arranged in parallel, and the top ends of the first support rod and the second support rod are connected with the machine body; the second support comprises a third support rod and a fourth support rod which are arranged in parallel, and the top ends of the third support rod and the fourth support rod are connected with the machine body;

one end of the cross rod is connected with the first supporting rod and the second supporting rod, and the other end of the cross rod is connected with the third supporting rod and the fourth supporting rod.

6. An unmanned aerial vehicle as defined in claim 5, wherein the landing gear further comprises a first connector connecting the first and second struts and a second connector connecting the third and fourth struts, one end of the cross bar being connected to the first connector and the other end of the cross bar being connected to the second connector.

7. The unmanned aerial vehicle of claim 6, wherein a first mounting groove is formed in the top surface or the bottom surface of the first connecting piece, one end of the cross rod is clamped in the first mounting groove, a first fixing piece covers the cross rod corresponding to the first mounting groove, and the first fixing piece is detachably connected with the first connecting piece;

the top surface or the bottom surface of the second connecting piece are provided with second mounting grooves, the other end of the cross rod is clamped in the second mounting grooves, the second fixing pieces cover the corresponding second mounting grooves on the cross rod, and the second fixing pieces are detachably connected with the second connecting pieces.

8. The unmanned aerial vehicle of claim 6, wherein the first connector is provided with a first fixing hole and a second fixing hole, the first support rod is arranged in the first fixing hole in a penetrating manner, and the second support rod is arranged in the second fixing hole in a penetrating manner.

9. The unmanned aerial vehicle of claim 8, wherein a first notch is provided in a side wall of the first fixing hole, and a second notch is provided in a side wall of the second fixing hole; the first connecting piece is provided with a first locking hole penetrating through the first opening, and the first connecting piece is also provided with a second locking hole penetrating through the second opening; a first locking bolt penetrates through the first locking hole, and a second locking bolt penetrates through the second locking hole.

10. The unmanned aerial vehicle of claim 9, wherein the first opening is disposed toward the second securing aperture, and wherein a first fabrication aperture is disposed on the first connector, the first opening extending toward the second securing aperture and through to the first fabrication aperture;

the second opening is arranged towards the first fixing hole, a second fabrication hole is arranged on the first connecting piece, and the second opening extends towards the first fixing hole and penetrates through the second fabrication hole.

11. The unmanned aerial vehicle of claim 9, wherein the first connecting piece is provided with a first locking threaded hole penetrating to the first fixing hole, a first locking bolt is matched with the first locking threaded hole, and the first locking bolt abuts against the first support rod;

and a second locking threaded hole penetrating to the second fixing hole is further formed in the first connecting piece, a second locking bolt is matched with the second locking threaded hole, and the second locking bolt abuts against the second supporting rod.

12. The unmanned aerial vehicle of claim 11, wherein the first strut is provided with a first locking groove extending in a direction parallel to a centerline of the first strut, the second strut is provided with a second locking groove extending in a direction parallel to a centerline of the second strut, the first locking bolt abuts against a groove bottom of the first locking groove, and the second locking bolt abuts against a groove bottom of the second locking groove.

13. A drone according to claim 3, characterised in that the mechanical rotary scanning radar is detachably connected to the crossbar.

14. The unmanned aerial vehicle of claim 13, wherein the mechanical rotary scanning radar is provided with a connecting block, the connecting block is provided with a first accommodating groove, the cross rod is clamped in the first accommodating groove, the connecting piece covers the cross rod corresponding to the first accommodating groove, and the connecting piece is detachably connected with the connecting block.

15. The unmanned aerial vehicle of claim 14, wherein the connecting piece is provided with a second receiving groove, and the first receiving groove and the second receiving groove enclose a mounting hole through which the cross rod passes.