CN110300703B

CN110300703B - Foot rest and unmanned vehicles

Info

Publication number: CN110300703B
Application number: CN201880012262.6A
Authority: CN
Inventors: 郭超凡; 冯建刚
Original assignee: SZ DJI Technology Co Ltd
Current assignee: SZ DJI Technology Co Ltd
Priority date: 2018-01-19
Filing date: 2018-01-19
Publication date: 2022-06-03
Anticipated expiration: 2038-01-19
Also published as: CN110300703A; WO2019140661A1

Abstract

Foot rest (100) and unmanned vehicles (600), unmanned vehicles (600) include fuselage (50) and horn (40) that link to each other with fuselage (50) to and install foot rest (100) in the free end of horn (40). The foot rest (100) comprises a support (10) and a support leg (20), the support (10) comprises a first matching part (11), and the first matching part (11) comprises a first limiting part (111) and a second limiting part (113); the support leg (20) is rotatably connected to the bracket (10), and the support leg (20) comprises a second matching part (21); the foot rest (100) is switched between a folded state and an opened state by rotating the support legs (20), when the second matching part (21) is matched with the first limiting part (111), the foot rest (100) is in the folded state, and when the second matching part (21) is rotated to be matched with the second limiting part (113), the foot rest (100) is in the opened state. It occupies small space and is convenient to transport, carry and store.

Description

Foot rest and unmanned vehicles

Technical Field

The application relates to the technical field of aircrafts, in particular to a foot rest and an unmanned aerial vehicle with the same.

Background

An unmanned aerial vehicle is an unmanned aerial vehicle that is manipulated by a radio remote control device or remote control to perform a task. In recent years, unmanned aircraft have been developed and used in various fields, such as civil, industrial, and military applications. Unmanned aerial vehicles typically include foot rests to ensure a smooth and safe landing. However, the existing unmanned aerial vehicle foot rests are all fixed, occupy large space and are inconvenient to transport, carry and store.

Disclosure of Invention

The application provides a foot rest and unmanned vehicles, occupation space is little, and transportation, carrying and depositing are convenient.

According to an aspect of an embodiment of the present application, there is provided a foot rest including: the bracket comprises a first matching part, and the first matching part comprises a first limiting part and a second limiting part; the support leg is rotatably connected to the bracket and comprises a second matching part; wherein, rotate the stabilizer blade, impel the foot rest to switch between fold condition and open mode, when second cooperation portion and first spacing portion cooperation, the foot rest is in fold condition, when second cooperation portion rotate to with the spacing portion cooperation of second, the foot rest is in open mode.

According to another aspect of embodiments of the present application, there is provided an unmanned aerial vehicle including a horn and a foot rest mounted to a free end of the horn, the foot rest including: the bracket comprises a first matching part, and the first matching part comprises a first limiting part and a second limiting part; the support leg is rotatably connected to the bracket and comprises a second matching part; wherein, rotate the stabilizer blade, impel the foot rest to switch between fold condition and open mode, when second cooperation portion and first spacing portion cooperation, the foot rest is in fold condition, when second cooperation portion rotate to with the spacing portion cooperation of second, the foot rest is in open mode.

The foot rest of the application comprises a support and a support leg which can rotate relative to the support, and the foot rest can be enabled to be switched between a folding state and an opening state by rotating the support leg. When the foot rest is in a folded state, the foot rest occupies small space and is convenient to transport and carry.

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 will be briefly introduced below, and it is obvious that the drawings in the following description are only 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 creative efforts.

Fig. 1 is a schematic cross-sectional view of an embodiment of a stand according to the present application in an open state.

Fig. 2 is a schematic sectional view of the foot rest of fig. 1 in an opening process.

Fig. 3 is a schematic cross-sectional view of the stand of fig. 1 in a folded state.

Fig. 4 is a perspective view of one embodiment of the stand of the foot rest of fig. 1.

Fig. 5 is a perspective view of an embodiment of the foot of the horse shown in fig. 1.

Fig. 6 is a schematic perspective view of an embodiment of the unmanned aerial vehicle of the present application with the foot rests open.

Fig. 7 is a perspective view of the unmanned aerial vehicle of fig. 6 during the foot rest opening process.

Fig. 8 is a perspective view of the unmanned aerial vehicle of fig. 6 in a foot stand folded state.

Fig. 9 is a perspective view of the unmanned aerial vehicle of fig. 6 in a folded state.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.

The foot rest and the unmanned aerial vehicle of the application are described in detail below with reference to the accompanying drawings. The features of the following examples and embodiments may be combined with each other without conflict.

The unmanned aerial vehicle 600 of the present application may be used for aerial photography, mapping, surveillance, but is not limited thereto. In other embodiments, the UAV 600 may also be used in agriculture, for courier delivery, for providing web services, and the like. Referring to fig. 1 to 9, in the present embodiment, the unmanned aerial vehicle 600 includes a fuselage 50, a horn 40, a propeller 70 disposed on the horn 40, and a foot stool 100 mounted on a free end of the horn 40 through a shaft 30, wherein the horn 40 can be unfolded or folded with respect to the fuselage 50.

In the illustrated embodiment, the horn 40 includes a pair of horns at a forward end of the fuselage 50 and a pair of horns at a rearward end of the fuselage 50. In this embodiment, only the pair of arms located at the front end of the body 50 is provided with the foot rest 100 to elevate the pan/tilt camera, so that the pan/tilt camera does not touch the ground before taking off and when the pan/tilt camera is self-checking, impacting and limiting; of course, in other embodiments, the foot rest 100 may be mounted on the pair of arms at the rear end of the body 50, or the foot rest 100 may be mounted on both pairs of arms 40 according to actual requirements.

The foot stand 100 includes a stand 10 and a leg 20, and the leg 20 is rotatably mounted to the stand 10. In one embodiment, the stand 10 is fixedly mounted to the horn 40. It is understood that in other embodiments, the stand 10 and the horn 40 may be integrally formed.

The foot stool 100 has a folded state and an unfolded state. In the illustrated embodiment, the stand 10 is generally flat with the left and right sides wider than it is tall, and the leg 20 is generally elongated with the height wider than it is wide. When the legs 20 are perpendicular to the horn the foot rest 100 is in an unfolded state and when the legs 20 are parallel to the horn the foot rest 100 is in a folded state. In other embodiments, the stand 10 and the leg 20 may have other shapes, not limited thereto.

The bracket 10 includes a first engaging portion 11, and the first engaging portion 11 includes a first position-limiting portion 111 and a second position-limiting portion 113. The leg 20 is rotatably connected to the stand 10, and the leg 20 includes a second fitting portion 21. Wherein, the supporting legs 20 are rotated to facilitate the foot rest 100 to be switched between the folded state and the unfolded state, when the second engaging portion 21 is engaged with the first limiting portion 111, the foot rest 100 is in the folded state, and when the second engaging portion 21 is rotated to be engaged with the second limiting portion 113, the foot rest 100 is in the unfolded state. When it is desired to support the unmanned aerial vehicle, the foot stand 100 is in an open state by rotating the foot 20. When the unmanned aerial vehicle needs to be transported, carried or stored, the feet 20 are rotated to make the foot rest 100 in the folded state, at this time, the foot rest 100 occupies a small space and is convenient to transport and carry, and when the horn 40 is folded, please refer to fig. 9, the foot rest 100 in the folded state does not interfere with the propeller 70 or the horn.

The foot 20 is rotatably connected to the stand 10 by a shaft 30. In the illustrated embodiment, the corresponding locations of the bracket 10 and the foot 20 are provided with

axle holes

18, 28, respectively, which mate with an axle 30. In other embodiments, the location of the

axle holes

18, 28 on the bracket 10 and the foot 20 can be set according to particular needs.

The stent 10 comprises a resilient structure. In the illustrated embodiment, the elastic structure is a through slot 116 disposed at the periphery of the first mating portion 11, and the through slot 116 is disposed to make the first mating portion 11 elastic. When the second engaging portion 21 rotates from the first position-limiting portion 111 to the second position-limiting portion 113, or rotates from the second position-limiting portion 113 to the first position-limiting portion 111, the first engaging portion 11 elastically deforms, and the second engaging portion 21 and the first engaging portion 11 maintain elastic contact. Thus, the second engaging portion 21 can rotate smoothly, and can maintain a good hand feeling in the process, and when the second engaging portion 21 rotates to the first limiting portion 111 or the second limiting portion 113, the first engaging portion 11 recovers to deform so that the second engaging portion 21 is engaged with the first limiting portion 111 or the second limiting portion 113, so that the leg 20 is kept open or folded.

In the illustrated embodiment, the through-slots 116 include a first through-slot 1161 located on one side of the first matching portion 11 and two second through-slots 1163 respectively formed by extending from two ends of the first through-slot 1161, and the two second through-slots 1163 are located on two opposite sides of the first matching portion 11. In this embodiment, the first through groove 1161 and the second through groove 1163 both extend linearly, and the extending direction of the two second through grooves 1163 is substantially perpendicular to the first through groove 1161. In other embodiments, the two second through grooves 1163 may extend obliquely relative to the first through groove 1161, the second through groove 1163 and the first through groove 1161 may also extend non-linearly, such as in an arc shape, etc., or the entire through groove 116 may be provided in a semicircular or arc-shaped structure.

In another embodiment, the bracket 10 may not include the elastic structure, but the elastic structure is provided on the leg 20, and similarly, a through slot may be provided at the periphery of the second fitting portion 21. Of course, in other embodiments, the first mating portion 11 and the second mating portion 21 may be provided as elastic structures.

The elastic structure may also be an elastic member, such as a spring, an elastic rubber member, etc., disposed in the first mating portion 11 and/or the second mating portion 12. In an embodiment, the elastic member is disposed in the first matching portion 11, so that the first matching portion 11 has elasticity, and when the second matching portion 21 rotates from the first position-limiting portion 111 to the second position-limiting portion 113, or rotates from the second position-limiting portion 113 to the first position-limiting portion 111, the first matching portion 11 elastically deforms, and the second matching portion 21 keeps elastic contact with the first matching portion 11. When the second engaging portion 21 rotates to the first position-limiting portion 111 or the second position-limiting portion 113, the first engaging portion 11 recovers its shape, so that the second engaging portion 21 engages with the first position-limiting portion 111 or the second position-limiting portion 113, and the leg 20 is kept open or folded. In other embodiments, the elastic element may also be disposed in the first matching portion 11, or disposed in both the first matching portion 11 and the second matching portion 21, which is not described herein again.

In an embodiment, the first engaging portion 11 is a protrusion, the first position-limiting portion 111 and the second position-limiting portion 113 are two side walls forming a certain angle on the protrusion, and the second engaging portion 21 is a protrusion capable of rotating between the first position-limiting portion 111 and the second position-limiting portion 113. The included angle between the first position-limiting part 111 and the second position-limiting part 113 can be set according to specific needs and conditions. In the illustrated embodiment, the first engaging portion 11 further includes two extending walls 115 connected to the first limiting portion 111 and the second limiting portion 113, respectively, and a connecting wall 117 connecting the two extending walls, in this embodiment, the two extending walls 115 are substantially parallel, an included angle between each of the two extending walls 115 and the corresponding first limiting portion 111 and the corresponding second limiting portion 113 is an obtuse angle, and the connecting wall 117 is substantially perpendicular to the two extending walls 115. Of course, in other embodiments, the first fitting portion 11 may have other shapes, and is not limited thereto.

In an embodiment, the second engaging portion 21 includes a main body 211 and an extending portion 213 engaged with the first and second limiting

portions

111 and 113, the main body 211 has a first side 2111 and a second side 2113 opposite to each other, the extending portion 213 protrudes from the first side 2111, when the stand 100 is in the open state, the first side 2111 of the main body 211 is tightly engaged with the second limiting portion 113 of the first engaging portion 11, and at this time, the extending portion 213 abuts against an extending wall 115 of the first engaging portion 11, so that the second engaging portion 21 and the first engaging portion 11 can be engaged more reliably when the stand 100 is in the open state, and the stand 20 and the stand 10 are prevented from being engaged with each other unstably and returning to the folded state. When the stand 100 is in the folded state, the second side 2113 of the main body 211 is tightly fitted with the first stopper 111 of the first fitting part 11, so that the stand 20 can be stably fitted with the stand 10 to be maintained in the folded state.

In one embodiment, the first mating portion 11 is chamfered to provide a guide for the second mating portion 21 when it begins to rotate. In the illustrated embodiment, the chamfer ranges from 110 degrees to 130 degrees, but is not limited thereto. In another embodiment, the first fitting portion 11 is not provided with a chamfer, and the second fitting portion 21 is provided with a chamfer, which can also play a role in guiding when the second fitting portion 21 starts to rotate. In a further embodiment, the first and

second mating portions

11, 21 are each chamfered.

In one embodiment, the bracket 10 includes a main body 12 and two clamping portions 13 extending from the main body 12 to clamp the legs 20. The foot 20 comprises a connecting end 23, which connecting end 23 is rotatably mounted between the two clamping portions 13. In another embodiment, the leg 20 is provided with two clamping portions, and the bracket 10 is correspondingly provided with a connecting end, and the two clamping portions rotatably clamp the connecting end.

At least one of the two clamping portions 13 is provided with a first matching portion 11, and the corresponding position of the connecting end 23 is provided with a second matching portion 21. In the illustrated embodiment, the two clamping portions 13 are respectively provided with the first matching portions 11, the two first matching portions 11 have the same shape and are correspondingly arranged on the clamping portions 13, the connecting end 23 is correspondingly provided with the two second matching portions 21, and the two second matching portions 21 also have the same shape. In another embodiment, the two first fitting portions 11 are different in shape, and the two second fitting portions 21 are also different in shape. In a further embodiment, only one clamping portion 13 is provided with a first mating portion 11 and the connecting end 23 is correspondingly provided with a second mating portion.

In the illustrated embodiment, the two clamping portions 13 include opposite first surfaces 131 and recesses 133 formed by recessing the first surfaces 131, and the first engaging portions 11 and the through grooves 116 are located in the recesses 133. The height of the first fitting part 11 may be less than or equal to the depth of the recess 133. In other embodiments, the through slot 116 may not be located within the recess 133, or may be only partially located within the recess 133.

The connecting end 23 of the leg 20 includes a second surface 231 engaged with the first surface 131, and the second engaging portion 21 is formed by protruding from the second surface 231. The second fitting portion 21 is located in the recess 133 when the foot rest 100 is in the folded state and the unfolded state. In one embodiment, the height of the second mating portion 21 is substantially the same as the depth of the recess 133. Thus, when the stand 100 is in the folded state and the unfolded state, a large gap is not formed between the first surface 131 of the stand 10 and the second surface 231 of the leg 20, and the structure is compact and stable. Of course, in other embodiments, the height of the second fitting portion 21 may be smaller than the depth of the recess 133. It is only necessary that the first engaging portion 11 and the second engaging portion 21 overlap in the height direction and can be engaged with each other when the stand 100 is opened or folded.

The slot 233 is disposed between the two second surfaces 231 of the connecting end 23 of the leg 20, so that the connecting end 23 has elasticity in a direction perpendicular to the second surfaces 231, and when the second matching portion 21 rotates from the first position-limiting portion 111 to the second position-limiting portion 113, or rotates from the second position-limiting portion 113 to the first position-limiting portion 111, the connecting end 23 can also generate a certain elastic deformation. In this embodiment, the slot 233 may also be used to house the antenna of the drone. The support leg 20 is further provided with a hollow part 25, so that the weight of the support leg is reduced, and the support leg is convenient to open.

The main body 12 of the stand 10 is provided with a stopping portion 14, and when the stand 100 is in the open state, the end surface 23 of the connecting end of the leg 20 is pressed against the stopping portion 14 to prevent the leg 20 from opening to a larger angle. The stopper portion 14 is located between the two holding portions 13. In the illustrated embodiment, the stopping portion 14 is substantially perpendicular to the two clamping portions 13 and is located at one side of the recess 133, but is not limited thereto.

The foot stand 100 further mounts the antenna board 50. The leg 20 is provided with a receiving cavity 29 for receiving and fixing the antenna board 50. When the leg 20 is rotated, the antenna board 50 is rotated together therewith. The antenna board 50 is connected to a flight control board (not shown) through an antenna in slot 233. The antenna board 50 receives the wireless communication signal and provides it to the flight control board. Since the antenna board 50 is disposed in the leg 20 and the wireless communication signal of the remote controller or other control terminal is usually from the bottom surface, that is, transmitted to the unmanned aerial vehicle from below the unmanned aerial vehicle, the antenna board 50 is disposed in the leg 20 below the unmanned aerial vehicle, so that the signal can be received conveniently and quickly.

For the method embodiments, since they substantially correspond to the apparatus embodiments, reference may be made to the apparatus embodiments for relevant portions of the description. The method embodiment and the device embodiment are complementary.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The method and apparatus provided by the embodiments of the present invention are described in detail above, and the principle and the embodiments of the present invention are explained by applying specific examples herein, and the description of the above embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

The disclosure of this patent document contains material which is subject to copyright protection. The copyright is owned by the copyright owner. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the patent and trademark office official records and records.

Claims

1. A foot rest, characterized in that the foot rest comprises:

the bracket comprises a first matching part, the first matching part is of a protruding structure and comprises a first limiting part and a second limiting part, and the first limiting part and the second limiting part are two side walls which form a certain angle on the protruding structure respectively;

the supporting leg is rotatably connected to the bracket through a shaft and comprises a second matching part, and the second matching part is a protrusion which can rotate between the first limiting part and the second limiting part;

wherein, rotate the stabilizer blade, impel the foot rest to switch between fold condition and open mode, when second cooperation portion and first spacing portion cooperation, the foot rest is in fold condition, when second cooperation portion rotate to with the spacing portion cooperation of second, the foot rest is in open mode.

2. A foot rest according to claim 1, wherein the stand further comprises a resilient structure.

3. A foot rest according to claim 2, wherein the resilient structure is a through slot provided at the periphery of the first engaging portion.

4. A foot stool according to claim 3, wherein the through grooves include a first through groove located on one side of the first fitting portion and two second through grooves extending from both ends of the first through groove, respectively, and the two second through grooves are located on opposite sides of the first fitting portion.

5. A foot rest according to claim 1, wherein the chamfer of the first engagement portion is between 110 and 130 degrees.

6. A foot rest according to claim 3 or 4, wherein the support comprises a body portion and two clamping portions extending from the body portion to clamp the foot.

7. A foot rest according to claim 6, wherein the foot comprises an attachment end which is rotatably mounted between the two clamping portions.

8. A foot rest according to claim 7, wherein at least one of the two clamping portions is provided with said first engaging portion and the corresponding location of the connecting end is provided with said second engaging portion.

9. A foot stool according to claim 8, wherein the clamping portion includes a first surface and a recess recessed from the first surface, and the first engaging portion and the through groove are located in the recess.

10. A foot rest according to claim 9, wherein the second engagement portion is located in the recess when the foot rest is in the collapsed and open positions.

11. A foot rest according to claim 9, wherein the connecting end of the foot comprises a second surface engaging the first surface, and the second engaging portion projects from the second surface.

12. A foot rest according to claim 11, wherein a slot is provided between the second faces of the attachment ends.

13. A foot rest according to claim 6, wherein the body of the stand is provided with a stop portion, and when the foot rest is in the open position, the end face of the connection end of the leg is pressed against the stop portion to prevent the leg from being opened to a greater degree.

14. A foot rest according to claim 1, wherein the foot rest is in a folded condition when the foot is parallel to the arm and in an unfolded condition when the foot is perpendicular to the arm.

15. A foot rest according to claim 1, characterised in that the foot rest is further provided with an antenna board.

16. A tripod according to claim 15, wherein the supporting leg is provided with a receiving cavity for receiving and fixing the antenna board.

17. The utility model provides an unmanned vehicles, its characterized in that, unmanned vehicles include the fuselage and with the horn that the fuselage links to each other to and install in the foot rest of the free end of horn, the foot rest includes:

the bracket comprises a first matching part, the first matching part is of a protruding structure and comprises a first limiting part and a second limiting part, and the first limiting part and the second limiting part are two side walls which form a certain angle on the protruding structure respectively; the supporting leg is rotatably connected to the bracket through a shaft and comprises a second matching part, and the second matching part is a protrusion which can rotate between the first limiting part and the second limiting part;

18. The UAV of claim 17, wherein the cradle further comprises a resilient structure.

19. The UAV of claim 18 wherein the resilient structure is a through slot disposed about the first mating portion.

20. The unmanned aerial vehicle of claim 19, wherein the through-slots comprise a first through-slot on one side of the first mating portion and two second through-slots formed extending from two ends of the first through-slot, respectively, and the two second through-slots are located on opposite sides of the first mating portion.

21. The UAV of claim 17 wherein the chamfer of the first mating portion is between 110 and 130 degrees.

22. The UAV according to claim 19 or 20 wherein the bracket comprises a body portion and two clamping portions extending from the body portion to clamp the legs.

23. The UAV according to claim 22 wherein the foot comprises an attachment end rotatably mounted between the two clamping portions.

24. The UAV according to claim 23 wherein at least one of the two clamping portions is provided with the first engagement portion and the corresponding location of the connecting end is provided with the second engagement portion.

25. The UAV of claim 24 wherein the clamping portion comprises a first surface and a recess recessed from the first surface, the first mating portion and the slot being located in the recess.

26. The UAV of claim 25 wherein the connecting end of the leg includes a second surface that engages the first surface, the second engagement portion protruding from the second surface.

27. The UAV of claim 26 wherein a slot is provided between the second faces of the link ends.

28. The UAV according to claim 25 wherein the second engagement portion is located in the recess when the foot rest is in the folded and unfolded positions.

29. The UAV of claim 22 wherein the main body of the stand is provided with a stop, and when the stand is in the open position, the end face of the connecting end of the leg is pressed against the stop to prevent the leg from opening to a greater degree.

30. The UAV according to claim 17 wherein the foot rest is folded when the foot is parallel to the horn and unfolded when the foot is perpendicular to the horn.

31. The UAV of claim 17 wherein the foot stand further mounts an antenna board.

32. The UAV according to claim 31 wherein the foot is provided with a cavity for receiving and securing the antenna board.