Folding wing of unmanned aerial vehicle

Abstract

The utility model provides a folding wing of an unmanned aerial vehicle, which belongs to the field of unmanned aerial vehicles and comprises a connecting plate, two ends of the connecting plate are fixedly connected with mounting discs, the other sides of the two mounting discs are provided with rotating grooves, and the inner walls of the two rotating grooves are fixedly connected with one ends of two first wings through adjusting assemblies. And storage grooves are formed in one sides of the bottoms of the two first wings, second wings are rotationally connected to one sides of the tops of the inner walls of the two storage grooves, concave holes are formed in the tops of the two first wings, and the inner walls of the two concave holes are connected with the two second wings in a clamped mode through limiting assemblies. According to the device, the two adjusting discs drive the two fixing shafts to rotate on the inner walls of the two rotating grooves, and the two sets of adjusting pins are inserted into the two corresponding sets of positioning holes and butt joint holes when the two adjusting discs drive the two fixing shafts to the proper positions, so that the two adjusting discs and the mounting disc are limited and fixed, and the inclination of the two first wings is adjusted.

Description

Technical Field

[0001] The utility model relates to the field of unmanned aerial vehicles, in particular to a folding wing of an unmanned aerial vehicle. Background Art

[0002] Unmanned aerial vehicle, referred to as "drone", is an unmanned aircraft controlled by a radio remote control device and a self-contained program control device. Drones are widely used in various industries. At present, the wings of drones are mostly one-piece structures, which need to be designed and modified for use. After searching, a drone with folding wings disclosed in application number CN202022287066.7 is recorded to include a first wing and a rotating assembly, a rotating shaft is provided at one end of the first wing, the rotating shaft passes through the first wing, and a receiving groove is provided on one side of the first wing, and a second wing is sleeved on the receiving groove area of ​​the rotating shaft, and a propeller mounting block is connected to the end of the second wing, and a mounting groove is provided at the other end of the first wing, and a fixing bolt is provided on the outside of the first wing, and the fixing bolt passes through the first wing to the mounting groove. ; A bearing groove and a fixing groove are provided on the rotating shaft, and the fixing groove passes through the second wing; the rotating assembly includes a rotating shaft, and a rotating rod is provided on the upper end of the rotating shaft, and the end of the rotating rod is penetrated by a limiting bolt, and the size of the limiting bolt matches the diameter of the fixing groove. The device is easy to store and carry through the folding design of the first wing and the second wing, and the fixation of the first wing and the second wing when they are unfolded is achieved through the design of the rotating assembly. However, the above description still has the following defects in actual use: there is a certain space between the structures of the folding wing when it is in use, which will affect the flow of air and the stress of the overall structure, and the protruding part of the folding structure will affect the streamlined design of the wing, and the inclination of the wing cannot be adjusted. Therefore, it is necessary to design a folding wing for a drone with strong practicality. Utility Model Content

[0003] The purpose of the utility model is to provide a folding wing of a drone to solve the problems raised by the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a folding wing of an unmanned aerial vehicle, comprising a connecting plate, both ends of the connecting plate are fixedly connected to mounting plates, the other sides of the two mounting plates are provided with rotation grooves, the inner walls of the two rotation grooves are fixedly connected to one end of two first wings through adjustment components, one side of the bottom of the two first wings is provided with a storage groove, one side of the top of the inner wall of the two storage grooves is rotatably connected to a second wing, the top of the two first wings is provided with a concave hole, and the inner walls of the two concave holes are engaged and connected with the two second wings through a limiting component;

[0005] The adjustment assembly includes two fixed shafts rotatably connected to the inner walls of the two rotating grooves, the other ends of the two fixed shafts are fixedly connected to one side of the two adjustment disks, the sides of the surfaces of the two adjustment disks are symmetrically provided with a plurality of groups of positioning holes, the inner walls of the plurality of groups of positioning holes are snap-connected with a plurality of groups of docking holes symmetrically provided on the sides of the surfaces of the two mounting disks through two groups of adjustment pins, and the other sides of the two adjustment disks are fixedly connected to one end of the two first wings;

[0006] The limit assembly includes a connecting rod that is inserted and connected with the inner wall of the concave hole, and the top of the connecting rod is provided with an adjusting piece, the surface of the bottom end of the connecting rod is inserted and connected with a through hole provided in the middle part of the bottom wall of the concave hole, the bottom of the connecting rod is fixedly connected with the middle part of the top of the connecting block, the side of the connecting block is slidably connected with a rectangular cavity groove provided in the edge area of ​​the inner wall of the through hole, both sides of the inner wall of the rectangular cavity groove are provided with sliding grooves, the inner walls of the two sliding grooves are slidably connected with the surfaces at both ends of the connecting block, the two ends of the connecting block are fixedly connected with the opposite side of the two moving blocks, the sides of the two moving blocks are slidably connected with two cylindrical cavity grooves provided in the edge area of ​​the inner wall of the two sliding grooves, the tops of the two moving blocks are fixedly connected with the tops of the inner walls of the two cylindrical cavity grooves through telescopic rods, the surfaces of the two telescopic rods are sleeved with springs, the bottoms of the two moving blocks are fixedly connected with card joints, the surfaces of the bottom ends of the two card joints are inserted and connected with the jacks provided at the bottoms of the inner walls of the two cylindrical cavity grooves, and the two card joints are card-connected with the two card holes provided at the top of the second wing.

[0007] As a preferred solution of the utility model: a connecting groove is provided on one side of the bottom of the inner wall of the storage groove, the inner wall of the connecting groove is snap-connected with a mounting shaft, the surface of the mounting shaft is rotatably connected to a rotating hole provided at one end of the second wing, and an annular groove is provided on the surface of the bottom end of the mounting shaft, and the inner wall of the annular groove is rotatably connected to an auxiliary groove provided on the edge of the inner wall of the rotating hole through a wear-resistant ring.

[0008] As a preferred solution of the utility model: a clamping groove is provided at the bottom of the inner wall of the rectangular cavity, and a blocking block is provided on the inner wall of the clamping groove.

[0009] As a preferred solution of the utility model: a placement groove is provided at the edge of the inner wall of the recessed hole, a rubber gasket is provided at the bottom of the inner wall of the placement groove, and the inner wall of the rubber gasket is interlaced and connected with the surface of the connecting rod.

[0010] As a preferred solution of the utility model: the adjusting member includes a mounting head, the top of the mounting head is provided with an arc-shaped groove, the edge of the inner wall of the arc-shaped groove is provided with a hook, the side of the mounting head is engaged with the inner wall of the placement groove, and the height of the top is slightly lower than the horizontal plane of the first wing.

[0011] As a preferred solution of the utility model: mounting holes are provided on both sides of the top of the connecting plate, and the inner walls of the two mounting holes are mounted and connected to the drone body through mounting bolts.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The two adjusting disks are used to drive the two fixed shafts to rotate on the inner walls of the two rotating grooves until the two groups of adjusting pins are inserted into the two corresponding groups of positioning holes and docking holes when they are in the appropriate positions, thereby limiting and fixing the two adjusting disks and the mounting disk to achieve the adjustment of the inclination of the two first wings;

[0014] (2) The connecting rod is driven to move in the concave hole and the through hole through the adjusting member, and the connecting rod drives the connecting block to move in the rectangular cavity. The two ends of the connecting block move in the two slide grooves, and drive the two moving blocks connected thereto to move in the two cylindrical cavity grooves, and cooperate with the two cylindrical cavity grooves to squeeze the two telescopic rods and the spring. The second wing cooperates with the rotating hole to rotate on the surface of the mounting shaft, and the wear-resistant ring on the inner wall of the annular groove rotates in the auxiliary groove until the second wing enters the storage groove. At this time, the adjusting member is released, and the elasticity of the two springs drives the two moving blocks to reset. The two moving blocks drive the two card joints to move downward and pass through the two jacks until the bottom ends of the two card joints are engaged with the two card holes on the second wing, so that the second wing is folded and stored inside the first wing. The above structures cooperate with each other without affecting the overall streamlined design, thereby improving the overall practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the first wing of the utility model in a top view and a top view;

[0017] Figure 3 This is a schematic diagram of the second wing structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the limit assembly of the utility model.

[0020] In the figure: 1, connecting plate; 11, mounting plate; 12, rotating groove; 13, first wing; 14, storage groove; 15, second wing; 16, concave hole; 17, docking hole; 18, through hole; 19, rectangular cavity; 110, cylindrical cavity; 111, plug hole; 112, clamping hole; 113, connecting groove; 114, mounting shaft; 115, rotating hole; 116, annular groove; 117, wear-resistant ring; 118, auxiliary groove; 119, clamping groove; 12 0. Blocking block; 121. Placement groove; 122. Rubber gasket; 123. Mounting hole; 124. Mounting bolt; 2. Adjustment assembly; 21. Fixed shaft; 22. Adjustment disk; 23. Positioning hole; 24. Adjustment pin; 3. Limit assembly; 31. Connecting rod; 32. Adjustment piece; 321. Mounting head; 322. Arc groove; 323. Hook; 33. Connecting block; 34. Moving block; 35. Telescopic rod; 36. Spring; 37. Card joint. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 5 A folding wing of a drone comprises a connecting plate 1, both ends of the connecting plate 1 are fixedly connected with mounting plates 11, the other sides of the two mounting plates 11 are provided with rotation grooves 12, the inner walls of the two rotation grooves 12 are fixedly connected with one end of two first wings 13 through an adjusting component 2, one side of the bottom of the two first wings 13 is provided with a storage groove 14, one side of the top of the inner wall of the two storage grooves 14 is rotatably connected with a second wing 15, the top of the two first wings 13 is provided with a concave hole 16, and the inner walls of the two concave holes 16 are engaged and connected with the two second wings 15 through a limiting component 3;

[0023] See also Figure 4 The adjustment assembly 2 includes two fixed shafts 21 rotatably connected to the inner walls of the two rotating grooves 12, the other ends of the two fixed shafts 21 are fixedly connected to one side of the two adjustment disks 22, and a plurality of groups of positioning holes 23 are symmetrically opened on the sides of the surfaces of the two adjustment disks 22. The inner walls of the plurality of groups of positioning holes 23 are snap-connected with a plurality of groups of docking holes 17 symmetrically opened on the sides of the surfaces of the two mounting disks 11 through two groups of adjusting pins 24, and the other sides of the two adjustment disks 22 are fixedly connected to one end of the two first wings 13.

[0024] During specific use: the two adjusting disks 22 drive the two fixed shafts 21 to rotate on the inner walls of the two rotating grooves 12 until the two groups of adjusting pins 24 are inserted into the corresponding two groups of positioning holes 23 and docking holes 17 when they are in the appropriate position, thereby limiting and fixing the two adjusting disks 22 and the mounting disk 11 to achieve the adjustment of the inclination of the two first wings 13.

[0025] See also Figure 3 , Figure 5 The limiting assembly 3 includes a connecting rod 31 inserted and connected with the inner wall of the recessed hole 16, an adjusting member 32 is provided on the top of the connecting rod 31, the surface of the bottom end of the connecting rod 31 is inserted and connected with the through hole 18 provided in the middle of the bottom of the inner wall of the recessed hole 16, the bottom of the connecting rod 31 is fixedly connected with the middle of the top of the connecting block 33, the side of the connecting block 33 is slidably connected with the rectangular cavity 19 provided in the edge area of ​​the inner wall of the through hole 18, and the two sides of the inner wall of the rectangular cavity 19 are provided with sliding grooves, the inner walls of the two sliding grooves are slidably connected with the surfaces at the two ends of the connecting block 33, and the two ends of the connecting block 33 are opposite to the two moving blocks 34 The two moving blocks 34 are fixedly connected on the side, the sides of the two moving blocks 34 are slidably connected with the two cylindrical cavities 110 opened in the edge area of ​​the inner wall of the two slide grooves, the tops of the two moving blocks 34 are fixedly connected with the tops of the inner walls of the two cylindrical cavities 110 through telescopic rods 35, the surfaces of the two telescopic rods 35 are sleeved with springs 36, the bottoms of the two moving blocks 34 are fixedly connected with card joints 37, the surfaces of the bottom ends of the two card joints 37 are plugged and connected with the sockets 111 opened at the bottoms of the inner walls of the two cylindrical cavities 110, and the two card joints 37 are card-engaged with the two card holes 112 opened at the top of the second wing 15.

[0026] A connecting groove 113 is provided on one side of the bottom of the inner wall of the storage groove 14, and a mounting shaft 114 is engaged and connected to the inner wall of the connecting groove 113. The surface of the mounting shaft 114 is rotatably connected to a rotating hole 115 provided at one end of the second wing 15. An annular groove 116 is provided on the surface of the bottom end of the mounting shaft 114, and the inner wall of the annular groove 116 is rotatably connected to an auxiliary groove 118 provided on the edge of the inner wall of the rotating hole 115 through a wear-resistant ring 117.

[0027] When in use, the adjusting member 32 drives the connecting rod 31 to move in the concave hole 16 and the through hole 18, the connecting rod 31 drives the connecting block 33 to move in the rectangular cavity 19, the two ends of the connecting block 33 move in the two slide grooves, and drive the two moving blocks 34 connected thereto to move in the two cylindrical cavities 110, cooperate with the two cylindrical cavities 110 to squeeze the two telescopic rods 35 and the spring 36, the second wing 15 cooperates with the rotating hole 115 to rotate on the surface of the mounting shaft 114, and the wear-resistant ring 117 on the inner wall of the annular groove 116 rotates in the auxiliary groove 118. The two movable blocks 34 are reset by the elasticity of the two springs 36, and the two movable blocks 34 drive the two clamping joints 37 to move downward and pass through the two insertion holes 111 until the bottom ends of the two clamping joints 37 are engaged with the two clamping holes 112 on the second wing 15, so that the second wing 15 is folded and stored inside the first wing 13. The above structures cooperate with each other without affecting the overall streamlined design, and at the same time avoid the influence of stress on the overall structure.

[0028] See also Figure 4 A snap-fit ​​groove 119 is provided at the bottom of the inner wall of the rectangular cavity 19, and a blocking block 120 is provided on the inner wall of the snap-fit ​​groove 119.

[0029] During specific use, the blocking block 120 is engaged with the inner wall of the engaging groove 119 , thereby facilitating installation and removal of the internal connecting block 33 .

[0030] See also Figure 4 A placement groove 121 is provided at the edge of the inner wall of the recessed hole 16 , and a rubber gasket 122 is provided at the bottom of the inner wall of the placement groove 121 , and the inner wall of the rubber gasket 122 is interlaced and connected with the surface of the connecting rod 31 .

[0031] During specific use: when the two springs 36 cooperate with their elasticity to drive the two moving blocks 34 to reset, the two moving blocks 34 drive the connecting block 33 to move downward, the connecting block 33 drives the connecting rod 31 to move downward, and the connecting rod 31 drives the adjusting member 32 to move downward, which cooperates with the rubber gasket 122 in the placement groove 121 to facilitate protection between the structures.

[0032] See also Figure 4 The adjusting member 32 includes a mounting head 321, a top of the mounting head 321 is provided with an arc-shaped groove 322, the edge of the inner wall of the arc-shaped groove 322 is provided with a hook 323, the side of the mounting head 321 is engaged with the inner wall of the placement groove 121, and the height of the top is slightly lower than the horizontal plane of the first wing 13.

[0033] During specific use: the hook 323 on the inner wall of the arc-shaped groove 322 at the top of the installation head 321 is used to facilitate the removal of the adjustment member 32, and the adjustment member 32 drives the connecting rod 31 to move, thereby adjusting the limiting structure.

[0034] See also Figure 4 Both sides of the top of the connecting plate 1 are provided with mounting holes 123 , and the inner walls of the two mounting holes 123 are mounted and connected to the drone body through mounting bolts 124 .

[0035] During specific use: two mounting bolts 124 are inserted into the two mounting holes 123 , so as to mount and fix the connecting plate 1 to the drone body, thereby achieving the installation of the first wing 13 and the second wing 15 .

[0036] When in use, the two adjusting disks 22 drive the two fixed shafts 21 to rotate on the inner walls of the two rotating grooves 12 until the two groups of adjusting pins 24 are inserted into the corresponding two groups of positioning holes 23 and the docking holes 17 when they are in the appropriate position, and the two adjusting disks 22 and the mounting disk 11 are limited and fixed to achieve the adjustment of the inclination of the two first wings 13; the adjusting member 32 drives the connecting rod 31 to move in the concave hole 16 and the through hole 18, and the connecting rod 31 drives the connecting block 33 to move in the rectangular cavity 19, and the two ends of the connecting block 33 move in the two slide grooves, and drive the two moving blocks 34 connected thereto to move in the two cylindrical cavities 110, and cooperate with the two cylindrical cavities 1 10 squeezes the two telescopic rods 35 and the spring 36, the second wing 15 cooperates with the rotating hole 115 to rotate on the surface of the mounting shaft 114, and the wear-resistant ring 117 on the inner wall of the annular groove 116 rotates in the auxiliary groove 118 until the second wing 15 enters the storage groove 14. At this time, the adjusting member 32 is released, and the elasticity of the two springs 36 drives the two moving blocks 34 to reset, and the two moving blocks 34 drive the two card joints 37 to move downward and pass through the two insertion holes 111 until the bottom ends of the two card joints 37 are engaged with the two card holes 112 on the second wing 15, so that the second wing 15 is folded and stored inside the first wing 13.

[0037] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in the field. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for technical personnel in the field to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A drone with folding wings, characterized in that: The invention comprises a connecting plate (1), both ends of the connecting plate (1) are fixedly connected with mounting plates (11), the other sides of the two mounting plates (11) are provided with rotation grooves (12), the inner walls of the two rotation grooves (12) are fixedly connected with one end of two first wings (13) through adjustment components (2), one side of the bottom of the two first wings (13) is provided with a receiving groove (14), one side of the top of the inner wall of the two receiving grooves (14) is rotatably connected with a second wing (15), the top of the two first wings (13) is provided with a concave hole (16), and the inner walls of the two concave holes (16) are engaged and connected with the two second wings (15) through a limiting component (3); The adjustment assembly (2) comprises two fixed shafts (21) rotatably connected to the inner walls of the two rotating grooves (12); the other ends of the two fixed shafts (21) are fixedly connected to one side of two adjustment disks (22); the sides of the surfaces of the two adjustment disks (22) are symmetrically provided with a plurality of groups of positioning holes (23); the inner walls of the plurality of groups of positioning holes (23) are snap-connected to a plurality of groups of docking holes (17) symmetrically provided on the sides of the surfaces of the two mounting disks (11) through two groups of adjustment pins (24); the other sides of the two adjustment disks (22) are fixedly connected to one end of the two first wings (13); The limiting assembly (3) comprises a connecting rod (31) inserted and connected with the inner wall of the concave hole (16); an adjusting member (32) is provided on the top of the connecting rod (31); the surface of the bottom end of the connecting rod (31) is inserted and connected with a through hole (18) provided in the middle of the bottom of the inner wall of the concave hole (16); the bottom of the connecting rod (31) is fixedly connected with the middle of the top of the connecting block (33); the side of the connecting block (33) is slidably connected with a rectangular cavity (19) provided in the edge area of ​​the inner wall of the through hole (18); both sides of the inner wall of the rectangular cavity (19) are provided with sliding grooves; the inner walls of the two sliding grooves are slidably connected with the surfaces at both ends of the connecting block (33); the two ends of the connecting block (33) are connected to the two moving blocks (34) The two moving blocks (34) are fixedly connected on one side and the other side is connected to the two cylindrical cavities (110) provided at the edge of the inner wall of the two slide grooves. The tops of the two moving blocks (34) are fixedly connected to the tops of the inner walls of the two cylindrical cavities (110) through telescopic rods (35). The surfaces of the two telescopic rods (35) are sleeved with springs (36). The bottoms of the two moving blocks (34) are fixedly connected to the card joints (37). The surfaces of the bottom ends of the two card joints (37) are connected through the insertion holes (111) provided at the bottoms of the inner walls of the two cylindrical cavities (110). The two card joints (37) are connected by card engagement with two card holes (112) provided at the top of the second wing (15).

2. The folding wing of a drone according to claim 1, characterized in that: A connecting groove (113) is provided on one side of the bottom of the inner wall of the storage groove (14); a mounting shaft (114) is snap-connected to the inner wall of the connecting groove (113); a surface of the mounting shaft (114) is rotatably connected to a rotating hole (115) provided at one end of the second wing (15); an annular groove (116) is provided on the surface of the bottom end of the mounting shaft (114); an inner wall of the annular groove (116) is rotatably connected to an auxiliary groove (118) provided on the edge of the inner wall of the rotating hole (115) via a wear-resistant ring (117).

3. The folding wing of a drone according to claim 1, characterized in that: A clamping groove (119) is provided at the bottom of the inner wall of the rectangular cavity (19), and a blocking block (120) is provided on the inner wall of the clamping groove (119).

4. The folding wing of a drone according to claim 1, characterized in that: A placement groove (121) is provided at the edge of the inner wall of the recessed hole (16), a rubber gasket (122) is provided at the bottom of the inner wall of the placement groove (121), and the inner wall of the rubber gasket (122) is interlaced and connected with the surface of the connecting rod (31).

5. The folding wing of a drone according to claim 1, characterized in that: The adjusting member (32) comprises a mounting head (321), the top of the mounting head (321) is provided with an arc-shaped groove (322), the edge of the inner wall of the arc-shaped groove (322) is provided with a hook (323), the side of the mounting head (321) is engaged with the inner wall of the placement groove (121), and the height of the top is slightly lower than the horizontal plane of the first wing (13).

6. The folding wing of a drone according to claim 1, characterized in that: Both sides of the top of the connection plate (1) are provided with mounting holes (123), and the inner walls of the two mounting holes (123) are mounted and connected to the drone body via mounting bolts (124).

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