CN214824055U - Wing folding mechanism and unmanned aerial vehicle - Google Patents

Abstract

The utility model discloses a wing folding mechanism and unmanned aerial vehicle, a wing folding mechanism includes: the method comprises the following steps: a first mounting seat; the driving piece is arranged at the front end of the first mounting seat; the transmission piece is arranged on the first mounting seat and is connected with the driving piece; the rotating piece is arranged on the first mounting seat, the transmission piece is connected with the rotating piece, and the rotating piece is driven to rotate by the driving piece through the transmission piece; and the wing, the wing sets up on rotating the piece, the wing rotates under the drive of rotating the piece, unmanned aerial vehicle adopts a wing folding mechanism, the priming system can be stored for a long time, the driving force that the priming system explosion produced is strong, and can improve the wing moment of expanding in the twinkling of an eye, the explosive force is strong, the wing is connected as an organic whole with wing folding mechanism and is installed on the fuselage, can also realize reducing unmanned aerial vehicle and installing and debugging the degree of difficulty, shorten unmanned aerial vehicle's production cycle, and then improve unmanned aerial vehicle production efficiency.

Description

Wing folding mechanism and unmanned aerial vehicle

Technical Field

The utility model relates to an aircraft technical field, in particular to wing folding mechanism and unmanned aerial vehicle.

Background

With the development of aviation technology, the unmanned aerial vehicle clustering technology is mature day by day, and the unmanned aerial vehicle clustering technology has advanced technologies such as networking communication, adaptive cooperation and intelligent multiplication, and plays an immeasurable role in the trend of future war.

Among the prior art, wing fin all is provided with folding mechanism collapsiblely ground unmanned aerial vehicle, and folding mechanism drives power and is mostly spring or motor, and folding mechanism is comparatively complicated, increases folding mechanism in the time of installation and debugging in-process.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a wing folding mechanism and unmanned aerial vehicle realizes reducing the unmanned aerial vehicle installation and the debugging degree of difficulty, shortens unmanned aerial vehicle's production cycle, and then improves unmanned aerial vehicle production efficiency.

According to the utility model discloses wing folding mechanism, include: a first mounting seat; the driving piece is arranged at the front end of the first mounting seat; the transmission piece is arranged on the first mounting seat, and the rotating piece is connected with the driving piece; the rotating part is arranged on the first mounting seat, the transmission part is connected with the rotating part, and the driving part drives the rotating part to rotate through the transmission part; and the wing is arranged on the rotating part and driven by the rotating part to rotate.

According to the utility model discloses wing folding mechanism has following beneficial effect at least: the driving piece sets up the front end at first mount pad, the driving medium sets up on first mount pad, it sets up on first mount pad to rotate the piece, the transmission is connected and is connected with rotating the piece, the driving piece passes through the driving medium and drives a rotation piece and rotate, the wing sets up on rotating the piece, the wing rotates under the drive of rotating the piece, this wing folding mechanism can improve the wing moment of expansion in the twinkling of an eye, the explosive power is strong, be fit for expandeing under adverse conditions, the wing is connected as an organic whole with wing folding mechanism and is installed on the fuselage, can also realize reducing the unmanned aerial vehicle installation and the debugging degree of difficulty, shorten unmanned aerial vehicle's production cycle, and then improve unmanned aerial vehicle production efficiency.

According to some embodiments of the present invention, further comprising: the cover plate is arranged behind the first mounting seat, can move in the vertical direction and is used for abutting against the rotationally unfolded wing; the limiting piece is arranged on the first mounting base and used for limiting the cover plate to move in the vertical direction.

According to some embodiments of the invention, the first mount includes: the driving component mounting seat is provided with an actuating cylinder, the driving component is arranged at the front end of the driving component mounting seat, and the driving component can slide on the actuating cylinder; the rotary shaft seat is arranged at the rear end of the driving component mounting seat, the rotary shaft seat is provided with two sets of rotary parts and two sets of limiting parts, the transmission parts are located in the middle of the rotary parts, the wings are provided with two sets, the wings are arranged on the rotary parts respectively, the limiting parts are arranged on the left side and the right side of the rotary shaft seat respectively, the cover plate is provided with two sets, and the cover plate is connected with the limiting parts respectively.

According to some embodiments of the present invention, the driving member is an initiating explosive device, the initiating explosive device is disposed inside the actuating cylinder, and the initiating explosive device is located at the front end of the actuating cylinder.

According to some embodiments of the invention, the transmission comprises: a gear disposed on the rotating member; one end of the rack is meshed with the gear, and the other end of the rack is connected with the actuating cylinder in a sliding manner; and the guide shaft is arranged at the rear end of the rack, and the rotating shaft seat is also provided with a guide seat in sliding connection with the guide shaft.

According to some embodiments of the invention, the rotating member comprises: the bearing is arranged on the rotating shaft seat; the rotating shaft is rotatably arranged on the bearing, the rotating shaft is fixedly connected with the gear, and the wing is arranged on the rotating shaft; and the locking piece is sleeved on the rotating shaft and can lock the bearing and the rotating shaft on the rotating shaft seat together.

According to some embodiments of the invention, the locating part comprises: the two second mounting seats are respectively arranged on the rotating shaft seat in a front-back manner; the guide rods are slidably arranged on the two second mounting seats; the first stop block is fixedly arranged at the front end of the guide rod, and the wing can drive the guide rod to slide on the two second mounting seats through the first stop block.

According to the utility model discloses a some embodiments still include the spring holder, the spring holder sets up on the fuselage, be provided with first spring, pinhole and articulated elements on the apron, first spring one end is connected the spring holder, the first spring other end is connected the apron, the pinhole sets up the front end of apron, the guide arm can insert the pinhole, the articulated elements sets up the rear end of apron, the apron passes through the articulated elements with the fuselage rotates to be connected.

According to some embodiments of the present invention, the locating part further comprises: the second stop block is fixedly arranged on the guide rod and is positioned between the two second mounting seats; the second spring is sleeved on the guide rod and arranged on the second mounting seat at the front end, one end of the second spring is connected with one second mounting seat at the front end, and the other end of the second spring is connected with the second stop block.

According to the utility model discloses unmanned aerial vehicle of second aspect embodiment, including foretell wing folding mechanism.

According to the utility model discloses an unmanned aerial vehicle has following beneficial effect at least: unmanned aerial vehicle adopts a wing folding mechanism, the wing folding machine adopts rack and pinion drive simple structure reliable, the driving piece adopts the initiating explosive device, the initiating explosive device can be stored for a long time, the driving force that the initiating explosive device explodes and produces is strong, and can improve the wing moment of expanding in the twinkling of an eye, the explosive force is strong, be fit for expanding under adverse conditions, spacing piece and apron on the cooperation, the wing expandes the back locking reliable, the automatic clearance of eliminating, be fit for high-speed flight, the wing is connected as an organic whole with wing folding mechanism and is installed on the fuselage, can also realize reducing unmanned aerial vehicle installation and debugging the degree of difficulty, shorten unmanned aerial vehicle's production cycle, and then improve unmanned aerial vehicle production efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic structural view of a wing folding mechanism according to an embodiment of the present invention after the wing is unfolded;

fig. 2 is a schematic structural view of a folded wing of the wing folding mechanism according to the embodiment of the present invention;

FIG. 3 is a schematic structural view of the rotary shaft seat of FIG. 2 without a part of the structure;

fig. 4 is a schematic structural diagram of a wing folding mechanism according to an embodiment of the present invention, in which a wing and a cover plate are omitted;

FIG. 5 is a schematic view of the wing-folding mechanism shown in the figure from another perspective (the left wing is omitted);

fig. 6 is the embodiment of the utility model provides a wing folding mechanism machine adds the schematic structure diagram who is equipped with the spring holder.

Reference numerals: a first mount 10; a drive assembly mount 11; an actuator cylinder 111; a spindle base 12; a guide seat 121;

a driver 20; an initiating explosive device 21;

a transmission member 30; a gear 31; a rack 32; a guide shaft 33;

a rotating member 40; a bearing 41; a rotating shaft 42; a lock member 43;

a wing 50;

a cover plate 60; a first spring 61; a pin hole 62; a hinge 63;

a stopper 70, a second mounting base 71; a guide rod 72; a first stopper 73; a second stopper 74; a second spring 75;

a spring seat 80.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

A wing folding mechanism according to an embodiment of the first aspect will be described below with reference to fig. 1 to 6.

Referring to fig. 1, a wing folding mechanism includes a first mount 10, a driving member 20, a transmission member 30, a rotating member 40, and a wing 50. The driving part 20 is arranged at the front end of the first mounting seat 10, the transmission part 30 is arranged on the first mounting seat 10 in a sliding manner, the rotating part 40 is arranged on the first mounting seat 10, the transmission part 30 is in transmission connection with the rotating part 40, the driving force generated by the driving part 20 pushes the transmission part 30 to move longitudinally, the transmission part 30 drives the rotating part 40 to rotate, the wing 50 is arranged at the bottom of the rotating part 40, the wing 50 is connected with the rotating part 40 through a bolt, the wing 50 rotates under the driving of the rotating part 40, and the driving part 20 can instantly generate the driving force, make wing folding mechanism can improve 50 opening moments in the twinkling of an eye of wing, the explosive power is strong, is fit for expandeing under adverse conditions, and wing 50 is connected as an organic whole with wing folding mechanism and is installed on the fuselage, can also realize reducing the unmanned aerial vehicle installation and debug the degree of difficulty, shortens unmanned aerial vehicle's production cycle, and then improves unmanned aerial vehicle production efficiency.

Referring to fig. 1 and 2, in some embodiments, a wing-folding mechanism further includes a cover plate 60 and a stop 70. The cover plate 60 is arranged at the rear of the first mounting seat 10, one end of the cover plate 60 is rotatably connected with the body, the other end of the cover plate 60 can move a distance in the vertical direction, when the wing 50 is in the folded state, the cover plate 60 is located below the wing 50, when the wing 50 rotates from the folded state to the unfolded state, the front end of the cover plate 60 has a tendency to move upward, when the wing 50 is in the unfolded state, the cover plate 60 and the wing 50 are located on the same plane, and the cover plate 60 can be abutted against the side surface of the wing 50 after being rotated and unfolded, the limiting member 70 is arranged on the first installation base 10, the limiting member 70 is arranged corresponding to the cover plate 60, the limiting member 70 is used for limiting the front end of the cover plate 60 to move in the vertical direction, after the wing 50 is unfolded, the cover plate 60 limits the rotation of the wing 50, and the limiting piece 70 can lock the movement of the cover plate 60 after the wing 50 is folded, so that the stability of the wing folding mechanism and the wing 50 is improved. It is understood that the rear end of the cover plate 60 is rotatably connected to the fuselage, and the front end of the cover plate 60 can rotate a certain distance relative to the rear end of the cover plate 60, but the rotation distance is the thickness of the wing 50, so the rotation distance is small, and it is understood that the cover plate 60 can move a certain distance in the vertical direction.

Referring to fig. 1-6, in some embodiments, first mount 10 includes a drive assembly mount 11 and a spindle mount 12. The driving part 20 is arranged at the front end of the driving component mounting seat 11, the actuating cylinder 111 is arranged on the driving component mounting seat 11, the actuating cylinder 111 is located in the middle of the driving component mounting seat 11, the actuating cylinder 111 is longitudinally arranged, the driving component is arranged at the front end of the actuating cylinder 111, the transmission part 30 can slide in the actuating cylinder 111, the rotating shaft seat 12 is arranged at the rear end of the driving component mounting seat 11, and the rotating shaft seat 12 is fixedly connected with the driving component mounting seat 11. The rotating shaft base 12 is provided with two sets of rotating members 40 and two sets of limiting members 70, the transmission member 30 is located at the middle position of the two sets of rotating members 40, and the transmission member 30 is in contact connection with the rotating members 40. It can be understood that the driving member 20 drives the driving member 30 to move longitudinally, the two transverse ends of the driving member 30 drive the two sets of rotating members 40 to rotate, the wings 50 have two sets, the two sets of wings 50 are respectively disposed on the two sets of rotating members 40, and then the driving member 20 can simultaneously drive the two sets of wings 50 to rotate and unfold or fold. Two sets of limiting members 70 are respectively arranged at the left side and the right side of the rotating shaft base 12, the limiting members 70 are fixedly connected with the rotating shaft base 12, the cover plate 60 and the limiting members 70 are correspondingly arranged into two sets, when the wing 50 is in a folded state, the cover plate 60 is positioned below the wing 50, the limiting members 70 are connected with the cover plate 60, when the wing 50 rotates from the folded state to an unfolded state, the cover plate 60 is separated from the limiting members 70, the front end of the cover plate 60 has a tendency of moving upwards, when the wing 50 is in the unfolded state, the cover plate 60 and the wing 50 are positioned on the same plane, and the cover plate 60 can be abutted against the side face of the wing 50 after rotating and unfolding, so that the stability of the wing folding mechanism and the wing 50 is improved.

It should be noted that, referring to fig. 1 to 6, the driving component 20 is an initiating explosive device 21, the initiating explosive device 21 is disposed at the front end of the actuator cylinder 111, and the initiating explosive device 21 is a driving component well known to those skilled in the art, so that the explanation is omitted, the initiating explosive device 21 can explode after being powered on, and generates a large amount of gas in the actuator cylinder 111, and further generates a driving force to push the driving component 30 to slide along the actuator cylinder 111, so that the wing folding mechanism can improve the moment of unfolding the wing 50 at the moment, and the explosive force is strong, and is suitable for unfolding under severe conditions, and the initiating explosive device 21 can be stored for a long time, and can reduce the difficulty in installing and debugging the wing folding mechanism.

Referring to fig. 3 and 4, in some embodiments, the transmission member 30 includes a gear 31, a rack 32, and a guide shaft 33. The two gears 31 are arranged, the two gears 31 are respectively sleeved on the rotating part 40, one end of the rack 32 is meshed with the two gears 31, the other end of the rack 32 is connected with the actuating cylinder 111 in a sliding mode, the guide shaft 33 is longitudinally arranged at the rear end of the rack 32, the guide shaft 33 is fixedly connected with the rack 32, the guide shaft 33 and the rack 32 are overlapped with the central shaft of the actuating cylinder 111, transmission efficiency between the gears 31 and the rack 32 is ensured, the rotating shaft seat 12 is further provided with the guide seat 121 in sliding connection with the guide shaft 33, the guide seat 121 is longitudinally and fixedly arranged on the rotating shaft seat 12, and structural stability during transmission between the gears 31 and the rack 32 is further improved.

It should be noted that, referring to fig. 2, 3 and 4, in some embodiments, the transmission member 30 includes a bearing 41, a rotating shaft 42 and a locking member 43. Each group of rotating parts 40 is provided with two bearings 41, the bearings 41 are respectively sleeved at the upper end and the lower end of a rotating shaft 42, the bearings 41 are respectively rotatably connected with the rotating shaft seat 12 and the rotating shaft 42, the rotating shaft 42 is fixedly connected with the gear 31, the rotating shaft 42 is rotatably connected with the rotating shaft seat 12 through the bearings 41, the wings 50 are arranged at the bottom end of the rotating shaft 42, the wings 50 are connected with the rotating shaft 42 through bolts, so that the racks 32 can drive the wings 50 to rotate through the gear 31, the locking pieces 43 are sleeved on the rotating shaft 42, the locking pieces 43 are arranged at the upper end of the rotating shaft 42, the locking pieces 43 can rotatably lock the rotating shaft 42, and the rotating shaft 42 is locked on the rotating shaft seat 12, the structure is simple and reliable, and the installation and debugging difficulty of the rotating parts 40 can be reduced.

Referring to fig. 2, 4 and 6, in some embodiments, the limiting member 70 includes a second mounting seat 71, a guide rod 72 and a first stopper 73. The two second mounting seats 71 are fixedly arranged on the rotating shaft seat 12, the two second mounting seats 71 are arranged on the side wall of the rotating shaft seat 12, the guide rod 72 is slidably arranged on the two second mounting seats 71, through holes (not marked in the figure) are arranged on the two second mounting seats 71, the guide rod 72 can slide on the through holes, the first stopper 73 is fixedly arranged at the front end of the guide rod 72, a protrusion (not marked in the figure) is arranged on the first stopper 73 and is in contact connection with the wing surface of the wing 50, when the wing 50 rotates and unfolds, the wing 50 can drive the guide rod 72 to slide forwards through the stopper, so that the limiting member 70 is separated from the cover plate 60, the cover plate 60 can move in the vertical direction until the front end of the cover plate 60 abuts against the wing surface of the wing 50, and the unfolding stability of the wing 50 is improved.

Referring to fig. 6, in some embodiments, a wing-folding mechanism further includes a spring seat 80, a pin hole 62, and a hinge 63. The spring seat 80 is fixedly arranged on the machine body, the cover plate 60 is provided with a first spring 61, the spring seat 80 is provided with one spring, one group of cover plates 60 is provided with a first spring 61, the upper end of the first spring 61 is connected with the spring seat 80, the lower end of the first spring 61 is connected with the cover plate 60, the pin hole 62 is arranged at the front end of the cover plate 60, the pin hole 62 is arranged corresponding to the guide rod 72, the guide rod 72 can be inserted into the pin hole 62, the hinge 63 is arranged at the rear end of the cover plate 60, each group of cover plates 60 is provided with two hinge parts 63, the cover plate 60 is connected with the machine body through the hinge parts 63, the cover plate 60 can rotate around the hinge parts 63, when the wing 50 is in a folded state, the cover plate 60 is positioned below the wing 50, the guide rod 72 is connected with the pin hole 62 to limit the movement of the cover plate 60, when the wing 50 rotates from the folded state to an unfolded state, the wing 50 drives the guide rod 72 to separate from the pin hole 62, so that the cover plate 60 is under the action of the elastic force of the first spring 61, the front end of the cover plate 60 has a tendency of moving upwards, when the wing 50 is in an unfolded state, the cover plate 60 and the wing 50 are located on the same plane, and the cover plate 60 can be abutted against the side face of the wing 50 which is unfolded in a rotating mode, when the wing 50 needs to be folded, the cover plate 60 is pressed firstly, so that the cover plate 60 is located below the wing 50, then the wing 50 is folded in a rotating mode, after the guide rod 72 is inserted into the pin hole 62, the cover plate 60 is locked, the cover plate 60 cannot rotate around the hinge 63, the wing 50 can be locked after being folded, the structure is simple and reliable, gaps can be automatically eliminated, and the aircraft wing folding device is suitable for high-speed aircrafts.

It is further noted that, referring to fig. 2, 4 and 6, in some embodiments, the retaining member 70 further includes a second stop 74 and a second spring 75. The second stopper 74 is fixedly arranged on the guide rod 72, the second stopper 74 is located between the two second mounting seats 71, the second spring 75 is sleeved on the guide rod 72, the second spring 75 is arranged on one second mounting seat 71 located at the front end, one end of the second spring 75 is connected with one second mounting seat 71 located at the front end, the other end of the second spring 75 is connected with the second stopper 74, when the wing 50 needs to be folded, the cover plate 60 is pressed first to enable the cover plate 60 to be located below the wing 50, then the folding wing 50 is rotated, the second spring 75 can generate elastic force to push the second stopper 74, the guide rod 72 is further driven to be inserted into the pin hole 62, the cover plate 60 is locked, the cover plate 60 cannot rotate around the hinge part 63, the wing 50 can be locked after being folded, and the structure is simple and reliable.

According to the utility model discloses the embodiment of the second aspect, unmanned aerial vehicle adopts a wing folding mechanism, 50 folding machines of wing adopt gear 31 rack 32 drive mechanism simple structure reliable, driving piece 20 adopts initiating explosive device 21, initiating explosive device 21 can store for a long time, the driving force that the initiating explosive device 21 explosion produced is strong, and can improve 50 momentary expansion torque of wing, the explosive force is strong, be fit for launching under adverse conditions, spacing piece 70 and apron 60 are gone up in the cooperation, the locking is reliable after 50 expandes of wing, the automatic clearance that eliminates, be fit for high-speed flight, wing 50 is connected as an organic whole with wing folding mechanism and is installed on the fuselage, can also realize reducing unmanned aerial vehicle and install and debug the degree of difficulty, shorten unmanned aerial vehicle's production cycle, and then improve unmanned aerial vehicle production efficiency.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims (10)

1. A wing-folding mechanism, comprising:

a first mounting seat (10);

the driving piece (20), the driving piece (20) is arranged at the front end of the first mounting seat (10);

the transmission piece (30), the transmission piece (30) is arranged on the first mounting base (10), and the transmission piece (30) is connected with the driving piece (20);

the rotating piece (40) is arranged on the first mounting base (10), the transmission piece (30) is connected with the rotating piece (40), and the driving piece (20) drives the rotating piece (40) to rotate through the transmission piece (30); and

the wing (50) is arranged on the rotating piece (40), and the wing (50) is driven by the rotating piece (40) to rotate.

2. The wing-folding mechanism according to claim 1, further comprising:

the cover plate (60) is arranged behind the first mounting seat (10), the cover plate (60) can move in the vertical direction, and the cover plate (60) is used for abutting against the wing (50) after being rotationally unfolded; and

the limiting piece (70), the limiting piece (70) is arranged on the first installation base (10), and the limiting piece (70) is used for limiting the cover plate (60) to move in the vertical direction.

3. A wing-folding mechanism according to claim 2, characterized in that said first mounting seat (10) comprises:

the driving component mounting seat (11) is provided with a driving cylinder (111), the driving component (20) is arranged at the front end of the driving component mounting seat (11), and the transmission piece (30) can slide on the driving cylinder (111); and

the pivot seat (12), the pivot seat (12) sets up the rear end of drive assembly mount pad (11), be provided with two sets ofly on pivot seat (12) rotate piece (40) and two sets of locating part (70), driving medium (30) are located two sets of rotate the centre of piece (40), wing (50) have two sets ofly, two sets ofly wing (50) set up respectively two sets ofly on rotating piece (40), two sets of locating part (70) set up respectively the left and right sides of pivot seat (12), apron (60) have two sets ofly, two sets of apron (60) are respectively with two sets ofly locating part (70) are connected.

4. A wing-folding mechanism according to claim 3, characterised in that the actuating member (20) is an explosive device (21), the explosive device (21) being disposed inside the ram (111), the explosive device (21) being located at the front end of the ram (111).

5. A wing folding mechanism according to claim 4, characterized in that said transmission member (30) comprises:

a gear (31), the gear (31) being disposed on the rotating member (40);

one end of the rack (32) is meshed with the gear (31), and the other end of the rack (32) is connected with the actuating cylinder (111) in a sliding mode; and

the guide shaft (33), the guide shaft (33) sets up the rear end of rack (32), still be provided with on pivot seat (12) with guide shaft (33) sliding connection's guide holder (121).

6. A wing-folding mechanism according to claim 5, characterized in that said rotary member (40) comprises:

a bearing (41), the bearing (41) being provided on the rotating shaft base (12);

the rotating shaft (42) is rotatably arranged on the bearing (41), the rotating shaft (42) is fixedly connected with the gear (31), and the wing (50) is arranged on the rotating shaft (42); and

the locking piece (43), locking piece (43) cover is established on rotation axis (42), locking piece (43) can with bearing (41) with rotation axis (42) lock together on pivot seat (12).

7. Wing folding mechanism according to claim 6, characterized in that said stop (70) comprises:

the two second mounting seats (71) are fixedly arranged on the rotating shaft seat (12), and the two second mounting seats (71) are respectively arranged on the rotating shaft seat (12) in a front-back manner;

the guide rods (72) are slidably arranged on the two second mounting seats (71); and

the first stop block (73) is fixedly arranged at the front end of the guide rod (72), and the wing (50) can drive the guide rod (72) to slide on the two second mounting seats (71) through the first stop block (73).

8. The wing folding mechanism according to claim 7, further comprising a spring seat (80), wherein the spring seat (80) is disposed on the body, the cover plate (60) is disposed with a first spring (61), a pin hole (62) and a hinge (63), one end of the first spring (61) is connected to the spring seat (80), the other end of the first spring (61) is connected to the cover plate (60), the pin hole (62) is disposed at a front end of the cover plate (60), the guide rod (72) can be inserted into the pin hole (62), the hinge (63) is disposed at a rear end of the cover plate (60), and the cover plate (60) is rotatably connected to the body through the hinge (63).

9. The wing-folding mechanism according to claim 7, characterized in that said stop (70) further comprises:

the second stop block (74) is fixedly arranged on the guide rod (72), and the second stop block (74) is positioned between the two second mounting seats (71); and

the second spring (75), the second spring (75) cover is established on guide arm (72), second spring (75) set up the front end one on second mount pad (71), second spring (75) one end with be located the front end one second mount pad (71) are connected, second spring (75) the other end with second dog (74) are connected.

10. An unmanned aerial vehicle, its characterized in that: comprising a wing folding mechanism according to any one of claims 1 to 9.

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