CN219134549U - Foldable unmanned aerial vehicle wing - Google Patents

Abstract

The utility model relates to a foldable unmanned aerial vehicle wing, which comprises wing arms and an adjusting frame, wherein the adjusting frame is fixedly connected to the bottom of an unmanned aerial vehicle body, four rotating grooves are respectively formed in the positions of four corners of the side surface of the unmanned aerial vehicle body, a rotating column is vertically arranged in each rotating groove, the lower end of each rotating column penetrates through the unmanned aerial vehicle body and is rotationally connected with the bottom of the inner wall of the adjusting frame, the wing arms are fixedly connected to each rotating column, the bottom of the unmanned aerial vehicle body is rotationally connected with a driving shaft, the driving shaft is arranged in the adjusting frame, and a transmission mechanism is arranged between the driving shaft and the rotating column; through with four wing arms respectively with four column spinner fixed connection, set up drive mechanism between through drive shaft and four column spinner, make the drive shaft pass through drive mechanism, drive four column spinner simultaneously and rotate to only need rotate once, can realize that four wing arms fold simultaneously or expand, make unmanned aerial vehicle wing arm fold and expand the operation more convenient, save more time.

Description

Foldable unmanned aerial vehicle wing

Technical Field

The utility model relates to the technical field of unmanned aerial vehicle wings, in particular to a foldable unmanned aerial vehicle wing.

Background

The unmanned plane is called as unmanned plane for short, and is a unmanned plane operated by radio remote control equipment and a self-contained program control device. The unmanned aerial vehicle can be applied to the fields of reconnaissance, aerial photography, agriculture, plant protection, miniature self-timer shooting, express delivery transportation, disaster rescue, wild animal observation, infectious disease monitoring, mapping, news reporting, electric power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, and has very wide requirements.

Along with the rapid development and application of unmanned aerial vehicle technology, unmanned aerial vehicle miniaturization and portability become important development trends. The existing multi-rotor unmanned aerial vehicle is generally provided with a plurality of wing arms, and the plurality of wing arms occupy too much space, so that the carrying and storage of the unmanned aerial vehicle are not facilitated.

Chinese patent application number 202022235509.8 discloses a folding unmanned aerial vehicle wing, including the unmanned aerial vehicle main part, the side fixedly connected with main wing of unmanned aerial vehicle main part, the quantity of main wing is four, and four main wings are circular array setting in the side of unmanned aerial vehicle main part, and the fixed slot has been seted up to the one end that the unmanned aerial vehicle main part was kept away from to the main wing, and first roll-over hole has been seted up in the front of main wing, and one side that the unmanned aerial vehicle main part was kept away from to the main wing is provided with the aileron, and the second roll-over hole has been seted up in the front of aileron, and first roll-over hole and second roll-over hole are concentric.

The device is through setting up main wing, aileron, first roll-over hole and second roll-over hole, can make main wing and aileron folding, thereby save the space, solve the too occupation space's of a plurality of unmanned aerial vehicle wing arms problem, but four wing arms are folding alone in the device, the wing arm need fold four times to four wing arms in proper order at folding in-process, unmanned aerial vehicle is in the in-process of using, need expand four unmanned aerial vehicle's wing arms in proper order again, whole operation process is too loaded down with trivial details, too waste time, it is too troublesome to lead to folding and expansion operation of whole unmanned aerial vehicle wing, not enough convenience, so propose a collapsible unmanned aerial vehicle wing, solve above-mentioned problem.

Disclosure of Invention

The utility model aims to provide a foldable unmanned aerial vehicle wing, which solves the problems in the prior art.

The technical scheme for solving the technical problems is as follows:

the utility model provides a collapsible unmanned aerial vehicle wing, including wing arm and regulation frame, regulation frame fixed connection is in the bottom of unmanned aerial vehicle fuselage, four rotary slots have been seted up respectively to the position of four corners in the side of unmanned aerial vehicle fuselage, every rotary slot is inside all vertical to be provided with the column spinner, the lower extreme of column spinner runs through unmanned aerial vehicle fuselage and rotates with the inner wall bottom of regulation frame to be connected, equal fixed connection wing arm on every column spinner, the bottom of unmanned aerial vehicle fuselage rotates and is connected with the drive shaft, the drive shaft is inside the regulation frame, be provided with drive mechanism between drive shaft and the column spinner.

The transmission mechanism comprises two sliding rods which are respectively and slidably connected inside the adjusting frame, the two sliding rods are respectively arranged in front of and behind the driving shaft, one sides of the two sliding rods, which are close to each other, are respectively connected with a connecting rod through a hinge, the left side and the right side of the driving shaft are respectively and fixedly connected with a driving rod, one end of the connecting rod, which is far away from the sliding rods, is rotationally connected with the driving rod, one sides, which are far away from the two sliding rods, are respectively connected with two push rods through a hinge, and one end, which is far away from the sliding rods, of each push rod is connected with the rotating column through a hinge.

The beneficial effects of the utility model are as follows: through with four wing arms respectively with four column spinner fixed connection, make four column spinner and unmanned aerial vehicle fuselage rotate to be connected, extend the lower extreme of four column spinner to adjust inside the frame, through rotating at unmanned aerial vehicle fuselage bottom and connect the drive shaft, make the drive shaft inside adjusting the frame, then set up drive mechanism between drive shaft and four column spinner, when making the drive shaft rotate, it rotates to drive the actuating lever, the actuating lever passes through the connecting rod and promotes two slide bars and keep away from, the slide bar removes the promotion push rod, make the push rod promote the column spinner and rotate, the column spinner drives four wing arms rotation with fixed connection, thereby make four wing arms be close to the rotation simultaneously to unmanned aerial vehicle fuselage and shrink, reverse rotation drive shaft can make four wing arms expand, thereby only need rotate once, can realize four wing arms fold simultaneously or expand, thereby make unmanned aerial vehicle wing arm's folding and expansion operation more convenient, and save time more.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the one end fixedly connected with installing frame that the column spinner was kept away from to the wing arm, and the inside of installing frame inlays and is equipped with small-size motor, and the output fixedly connected with wing blade of small-size motor, wing blade are in the top of installing frame, and the bus duct has been seted up to wing arm and installing frame inside.

The beneficial effect of adopting above-mentioned further scheme is, provides power through small-size motor, drives the wing blade and rotates, and the blade on both sides all inclines to set up about the wing blade, and four wing blades rotate fast to drive unmanned aerial vehicle fuselage and take off, make things convenient for small-size motor and the inside circuit connection of unmanned aerial vehicle fuselage through the winding displacement groove.

Further, the inner chamber has been seted up to the inside of drive shaft, and the cross section of inner chamber is a rectangle, and the inner chamber is linked together with the bottom of drive shaft, and the inside sliding connection of inner chamber has the slider, and the slider is laminated mutually with the inner wall of inner chamber, and the bottom fixedly connected with of slider links up the post, and the below that links up the post is interluded the drive shaft and is extended to the below of drive shaft, and the bottom fixedly connected with hand wheel that links up the post, the cross section of hand wheel is a circular, and the through-hole has been seted up to the bottom of regulating frame, and the hand wheel is inside the through-hole.

The beneficial effect of adopting above-mentioned further scheme is, makes the hand wheel inside the through-hole to conveniently stretch into the through-hole inside with the finger, drive the hand wheel and rotate, rotate through the hand wheel, drive and link up post and slider and rotate, because the cross section of inner chamber is the rectangle, the slider laminates mutually with the inner wall of inner chamber, thereby can drive the drive shaft through the slider and rotate, thereby realize through setting up the hand wheel, conveniently drive the drive shaft and rotate.

Further, the inner wall top fixedly connected with compression spring of inner chamber, compression spring's lower extreme and slider fixed connection, the left and right sides of hand wheel is two stopper fixedly connected with respectively, has seted up four spacing grooves with stopper assorted on the inner wall of through-hole respectively, and the contained angle is 90 setting between two adjacent spacing grooves.

Adopt the beneficial effect of above-mentioned further scheme, through compression spring self's elastic potential energy, just can promote the slider and slide the inner wall bottom of inner chamber, the slider passes through the linking post and drives the hand wheel downwardly moving this moment, make the hand wheel just inside the through-hole, thereby make under the condition that does not have external force interference, the hand wheel is inside the through-hole all the time, the stopper is at spacing inslot time, it is spacing to the stopper through the spacing groove, make the stopper card at spacing inslot portion, the hand wheel can't rotate this moment, thereby make whole drive shaft unable rotation, thereby guarantee that the wing arm is expanding completely and fly or the wing arm is folding completely after, spacing through the drive shaft, make the wing arm unable removal, it is folding and expansion more stable to have guaranteed whole wing.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a front view of a portion of the structure of the interior of the adjusting frame of the present utility model;

FIG. 3 is a top view showing a specific structure of the inside of the adjusting frame of the present utility model;

FIG. 4 is a cross-sectional view showing the construction of the interior of the drive shaft of the present utility model;

FIG. 5 is a top view of the relationship between the inner cavity and the slider of the present utility model;

FIG. 6 is a bottom view of the structure of the present utility model;

FIG. 7 is a front view of a specific configuration of the wing arm and mounting frame interior of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. unmanned aerial vehicle fuselage, 2, wing arm, 21, small-size motor, 22, mounting frame, 23, wing blade, 24, wiring groove, 3, regulation frame, 4, rotatory groove, 5, rotatory post, 61, push rod, 62, slide bar, 63, connecting rod, 64, actuating lever, 7, drive shaft, 71, link post, 72, hand wheel, 73, stopper, 74, inner chamber, 75, compression spring, 76, slider, 8, through-hole, 81, spacing groove.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

Embodiment 1, as shown in fig. 1-3, a collapsible unmanned aerial vehicle wing, including wing arm 2 and regulation frame 3, regulation frame 3 fixed connection is in the bottom of unmanned aerial vehicle fuselage 1, four rotary slots 4 have been seted up respectively to the position of four corners in the side of unmanned aerial vehicle fuselage 1, every rotary slot 4 is inside all vertical to be provided with column spinner 5, column spinner 5's lower extreme runs through unmanned aerial vehicle fuselage 1 and rotates with the inner wall bottom of regulation frame 3 to be connected, all fixed connection wing arm 2 on every column spinner 5, the bottom rotation of unmanned aerial vehicle fuselage 1 is connected with drive shaft 7, drive shaft 7 is inside regulation frame 3, be provided with drive mechanism between drive shaft 7 and the column spinner 5.

The transmission mechanism comprises two sliding rods 62 which are respectively and slidably connected in the adjusting frame 3, the two sliding rods 62 are respectively arranged in front of and behind the driving shaft 7, one sides of the two sliding rods 62, which are close to each other, are respectively connected with a connecting rod 63 through a hinge, the left side and the right side of the driving shaft 7 are respectively and fixedly connected with a driving rod 64, one end of the connecting rod 63, which is far away from the sliding rod 62, is rotationally connected with the driving rod 64, one sides, which are far away from the two sliding rods 62, are respectively connected with two push rods 61 through a hinge, and one end, which is far away from the sliding rod 62, of each push rod 61 is connected with the rotary column 5 through a hinge.

The wing arm 2 is the cantilever of unmanned aerial vehicle support wing, four in total, the top and the unmanned aerial vehicle fuselage 1 rotation of column spinner 5 are connected, the lower extreme of column spinner 5 is pegged graft inside adjusting the frame 3, and rotate with the inner wall bottom of adjusting the frame 3 and be connected, thereby make column spinner 5 can rotate on unmanned aerial vehicle fuselage 1 and adjusting the frame 3, wing arm 2 and column spinner 5 fixed connection, wing arm 2 is in the top of adjusting the frame 3, and it is inside adjusting the frame 3 not peg graft, column spinner 5 rotates and can drive wing arm 2 and rotate, the rotary slot 4 is offered respectively in the position of four corners of unmanned aerial vehicle fuselage 1, when the wing arm 2 rotates along with column spinner 5, wing arm 2 can not with the inner wall contact of rotary slot 4, unmanned aerial vehicle fuselage 1 supports wing arm 2 when avoiding the rotation of wing arm 2, drive shaft 7 is in adjusting the inside middle position of frame 3, the top and the bottom of unmanned aerial vehicle fuselage 1 are rotated and are connected, the lower extreme of column spinner 5 extends to the inside adjusting the frame 3 and is installed at the drive shaft 7 respectively in four different directions of drive shaft 7, drive shaft 7 and four rotation 5 are installed at the transmission part inside adjusting the frame 3.

The drive mechanism comprises a drive shaft 7, when the drive shaft 7 is driven by hands to rotate, the drive shaft 7 can drive two drive rods 64 to rotate, the two drive rods 64 can drive a connecting rod 63 to move with one end of the drive rod 64 which is connected in a rotating mode, at the moment, the other end of the connecting rod 63 can push a slide rod 62, the slide rod 62 is in sliding connection with the adjusting frame 3, the two slide rods 62 are far away from each other in sliding mode, the slide rod 62 can push a push rod 61 to move, one end of the push rod 61 far away from the slide rod 62 is connected through a hinge, one end of the push rod 61 can push the rotary column 5 to rotate, the rotary shaft 7 is driven to rotate, the rotary column 5 drives the wing arm 2 to rotate, the wing arm 2 is enabled to rotate to the left side and the right side of the unmanned aerial vehicle body 1 to be close to, when the drive shaft 7 rotates by 90 degrees, at the moment, the mounting frame 22 just contacts with the position of the left side and the inner sides of the unmanned aerial vehicle body 1, and accordingly folding of the wing arm 2 is completed, the wing arm 2 can be enabled to reversely rotate and be unfolded, and as the wing arm 2 only needs to rotate the drive shaft 7 to move simultaneously to fold or enable the wing 2 to be folded or unfolded, and the folding operation of the unmanned aerial vehicle is more convenient.

Example 2, as shown in fig. 1 and 7, this example is a further improvement on the basis of example 1, and is specifically as follows:

one end of the wing arm 2, which is far away from the rotary column 5, is fixedly connected with a mounting frame 22, a small motor 21 is embedded in the mounting frame 22, the output end of the small motor 21 is fixedly connected with a wing blade 23, the wing blade 23 is arranged above the mounting frame 22, and a bus duct 24 is formed in the wing arm 2 and the mounting frame 22.

The wing arm 2, the mounting frame 22 and the wing blades 23 form a complete unmanned aerial vehicle wing, the wing blades 23 are obliquely arranged, the small motor 21 is a power part, the wing blades 23 can be driven to rotate at high speed through the small motor 21, flying power is provided for the unmanned aerial vehicle, the wiring grooves 24 are preset in the wing arm 2 and the mounting frame 22 in advance, circuits are paved along the wiring grooves 24, so that the circuits inside the unmanned aerial vehicle body 1 are conveniently connected with the small motor 21, a power supply and a control unit are arranged inside the unmanned aerial vehicle body 1, the small motor 21 can be powered and controlled, the circuits paved inside the wiring grooves 24 are reserved with enough lengths, and the wing arm 2 is ensured not to cause the circuits to stretch and break when being folded in a rotating manner.

Example 3, as shown in fig. 2 to 5, this example is a further improvement on the basis of any one of examples 1 to 2, and is specifically as follows:

the inner chamber 74 has been seted up to the inside of drive shaft 7, the cross section of inner chamber 74 is a rectangle, the inner chamber 74 is linked together with the bottom of drive shaft 7, the inside sliding connection of inner chamber 74 has slider 76, slider 76 is laminated with the inner wall of inner chamber 74 mutually, the bottom fixedly connected with linking post 71 of slider 76, the below of linking post 71 is threaded through drive shaft 7 and is extended to the below of drive shaft 7, the bottom fixedly connected with hand wheel 72 of linking post 71, the cross section of hand wheel 72 is a circular, through-hole 8 has been seted up to the bottom of regulating frame 3, hand wheel 72 is inside through-hole 8.

The driving shaft 7 is internally and slidably connected with the sliding block 76, the sliding block 76 is fixedly connected with the connecting column 71 and the hand wheel 72 respectively, when the sliding block 76 slides up and down in the driving shaft 7, the sliding block 76 drives the connecting column 71 to slide up and down, the hand wheel 72 is driven to slide up and down through the connecting column 71, the hand wheel 72 can be adjusted to slide up and down, the hand wheel 72 can move up and down, the inner cavity 74 is a rectangular groove, the sliding block 76 can slide up and down in the inner cavity 74 and cannot rotate, the connecting column 71 and the sliding block 76 can be driven to rotate when the hand wheel 72 rotates, and the sliding block 76 cannot rotate in the inner cavity 74, so that the driving shaft 7 can be driven to rotate at the bottom of the unmanned aerial vehicle body 1 when the sliding block 76 rotates, and the hand wheel 72 can be driven to rotate no matter which position is moved up and down.

Example 4, as shown in fig. 4 to 6, this example is a further improvement on the basis of any one of examples 1 to 3, and is specifically as follows:

the compression spring 75 is fixedly connected to the top of the inner wall of the inner cavity 74, the lower end of the compression spring 75 is fixedly connected with the sliding block 76, two limiting blocks 73 are fixedly connected to the left side and the right side of the hand wheel 72 respectively, four limiting grooves 81 matched with the limiting blocks 73 are formed in the inner wall of the through hole 8 respectively, and an included angle between every two adjacent limiting grooves 81 is 90 degrees.

The compression spring 75 is arranged, the compression spring 75 automatically pushes the sliding block 76 to move downwards under the action of self elastic potential energy, the sliding block 76 can drive the connecting column 71 and the hand wheel 72 to move, when the sliding block 76 cannot move downwards continuously, the hand wheel 72 is just inside the through hole 8, so that the hand wheel 72 is always inside the through hole 8 under the condition of no external force interference, the limiting groove 81 is formed in the inner wall of the through hole 8, the limiting groove 81 is respectively communicated with the inside of the adjusting frame 3 and the outside of the adjusting frame 3, the limiting block 73 fixed on the hand wheel 72 is just inside 82, the limiting groove 81 can limit the limiting block 73, the hand wheel 72 cannot rotate, the driving shaft 7 cannot rotate, and the driving shaft 7 cannot drive the rotating column 5 to rotate through the transmission mechanism, so that the wing arm 2 cannot continue rotating when unfolding and flying or folding.

When the wing arm 2 is to be rotated to fold, the hand wheel 72 can be pressed at this moment, the hand wheel 72 can drive the sliding block 76 to compress the compression spring 75, at this moment, the hand wheel 72 can pass through the through hole 8 and move into the adjusting frame 3, at this moment, the limiting block 73 can also move along with the hand wheel 72, the limiting block 73 can pass through the limiting groove 81 and move into the adjusting frame 3, at this moment, the rotatable hand wheel 72 can drive the driving shaft 7 to rotate, the driving shaft 7 drives the rotating column 5 to rotate through the transmission mechanism, the rotating column 5 is enabled to rotate to shrink, the wing arm 2 is folded, when the wing arm 2 is completely folded, at this moment, the limiting block 73 just rotates 90 degrees along with the hand wheel 72, at this moment, the limiting block 73 corresponds to the positions of the front limiting groove 81 and the rear limiting groove 81 respectively, at this moment, the hand wheel 72 is loosened, the compression spring 75 pushes the limiting block 73 into the inside of the front limiting groove 81 and the rear limiting groove 81 under self elastic potential energy, therefore, after the wing arm 2 is guaranteed to fold, stability after the wing arm 2 is guaranteed, when the hand wheel 72 is pressed and rotates in the opposite direction, but four wing arms 2 rotate and expand, the limiting block 73 just is pushed into the inside of the left limiting groove 81 and right limiting groove. Therefore, in the whole folding process of the wing arms 2, the four wing arms 2 can be folded or unfolded in a rotating mode only by pressing the hand wheel 72 and rotating the hand wheel 72, and the operation is simple and convenient.

It should be noted that, the diameter of the inner wall of the through hole 8 is larger than the diameter of the hand wheel 72, so that after the hand wheel 72 is pressed into the adjusting frame 3, a finger can rotate the hand wheel 72 through the through hole 8 outside the adjusting frame 3.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (4)

1. The utility model provides a collapsible unmanned aerial vehicle wing, its characterized in that, includes wing arm (2) and regulation frame (3), regulation frame (3) fixed connection is in the bottom of unmanned aerial vehicle fuselage (1), four rotary slots (4) have been seted up respectively to the position of four corners in the side of unmanned aerial vehicle fuselage (1), every rotary slot (4) are inside all vertically to be provided with column spinner (5), the lower extreme of column spinner (5) run through unmanned aerial vehicle fuselage (1) and with the inner wall bottom of regulation frame (3) rotates to be connected, every equal fixed connection on column spinner (5) wing arm (2), the bottom rotation of unmanned aerial vehicle fuselage (1) is connected with drive shaft (7), drive shaft (7) are in regulation frame (3) are inside, be provided with drive mechanism between drive shaft (7) and column spinner (5);

the transmission mechanism comprises two sliding rods (62) which are respectively connected with the inside of the adjusting frame (3) in a sliding mode, the two sliding rods (62) are respectively arranged in front of and behind the driving shaft (7), one sides, close to each other, of the two sliding rods (62) are respectively connected with a connecting rod (63) through a hinge, driving rods (64) are respectively fixedly connected to the left side and the right side of the driving shaft (7), one end, far away from the sliding rods (62), of each connecting rod (63) is rotationally connected with the driving rods (64), two pushing rods (61) are respectively connected to one side, far away from the sliding rods (62), of each pushing rod (61) through a hinge, and one end, far away from the sliding rods (62), of each pushing rod (61) is connected with a rotating column (5).

2. The foldable unmanned aerial vehicle wing according to claim 1, wherein one end of the wing arm (2) away from the rotary column (5) is fixedly connected with a mounting frame (22), a small motor (21) is embedded in the mounting frame (22), an output end of the small motor (21) is fixedly connected with a wing blade (23), the wing blade (23) is arranged above the mounting frame (22), and a bus duct (24) is formed in the wing arm (2) and the mounting frame (22).

3. The foldable unmanned aerial vehicle wing according to claim 1, wherein an inner cavity (74) is formed in the driving shaft (7), the cross section of the inner cavity (74) is rectangular, the inner cavity (74) is communicated with the bottom of the driving shaft (7), a sliding block (76) is slidably connected to the inner portion of the inner cavity (74), the sliding block (76) is attached to the inner wall of the inner cavity (74), a connecting column (71) is fixedly connected to the bottom of the sliding block (76), the lower portion of the connecting column (71) is inserted through the driving shaft (7) and extends to the lower portion of the driving shaft (7), a hand wheel (72) is fixedly connected to the bottom of the connecting column (71), the cross section of the hand wheel (72) is circular, a through hole (8) is formed in the bottom of the adjusting frame (3), and the hand wheel (72) is inside the through hole (8).

4. A foldable unmanned aerial vehicle wing according to claim 3, wherein the top of the inner wall of the inner cavity (74) is fixedly connected with a compression spring (75), the lower end of the compression spring (75) is fixedly connected with the sliding block (76), two limiting blocks (73) are respectively fixedly connected to the left side and the right side of the hand wheel (72), four limiting grooves (81) matched with the limiting blocks (73) are respectively formed in the inner wall of the through hole (8), and an included angle between every two adjacent limiting grooves (81) is 90 degrees.

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