Flying assisting device for unmanned aerial vehicle

Abstract

The invention discloses a flying assisting device for an unmanned aerial vehicle, relates to the technical field of unmanned aerial vehicles, and solves the problems that an existing flying assisting device for the unmanned aerial vehicle cannot fix unmanned aerial vehicles of different sizes, and the flexibility of the unmanned aerial vehicle is limited by the fixing angle; and no buffer device is arranged, so that the unmanned aerial vehicle may be damaged. A flying assisting device for an unmanned aerial vehicle comprises a base, a cavity is formed in one side of the interior of the base, a motor cavity is formed in the other side of the interior of the base, a driving motor is installed on the inner side of the motor cavity, a variable frequency driving device is arranged above the driving motor, and a silica gel pad is installed on one side of the upper end face of the base. A plurality of air holes are evenly formed in the upper end face of the silica gel pad. Unmanned aerial vehicles of different sizes can be fixed, the flight assisting angle can be adjusted, the flexibility is high, the service life is prolonged by arranging a buffer mechanism, and the unmanned aerial vehicle body can be protected when falling.

Description

[0001] The application relates to the technical field of unmanned aerial vehicles, and particularly relates to a take-off assisting device for unmanned aerial vehicles. BACKGROUND

[0002] An unmanned aerial vehicle is a short form of an unmanned aircraft, is a non-personnel aircraft controlled by using radio remote control equipment and self-provided program control device, and is actually a general term of unmanned aircrafts. Many unmanned aerial vehicles are limited by the sizes of the aircraft bodies and cannot take off by long runway taxiing like manned aircrafts. In addition, in the environment without flat runways such as fields, mountains and ship decks, the traditional runway taxiing take-off mode cannot be realized. The take-off assisting device provides initial thrust to enable the unmanned aerial vehicle to reach the take-off speed in a short distance and break through the site limit.

[0003] However, the existing take-off assisting device for unmanned aerial vehicles cannot fix unmanned aerial vehicles of different sizes, cannot adjust the angle, and cannot adjust the take-off direction for tasks such as aerial survey and inspection. The fixed angle limits the flexibility of the unmanned aerial vehicle. In addition, no buffer device is arranged, which may cause damage to the unmanned aerial vehicle. Therefore, the existing take-off assisting device for unmanned aerial vehicles cannot meet the existing requirements, and thus the take-off assisting device for unmanned aerial vehicles is proposed. SUMMARY

[0004] The application aims to provide a take-off assisting device for unmanned aerial vehicles to solve the problems that the existing take-off assisting device for unmanned aerial vehicles cannot fix unmanned aerial vehicles of different sizes, cannot adjust the angle, and cannot adjust the take-off direction for tasks such as aerial survey and inspection. The fixed angle limits the flexibility of the unmanned aerial vehicle. In addition, no buffer device is arranged, which may cause damage to the unmanned aerial vehicle.

[0005] To achieve the above-mentioned purpose, the application provides the following technical scheme: a take-off assisting device for unmanned aerial vehicles, comprising a base, one side of the inside of the base is provided with a cavity, the other side of the inside of the base is provided with a motor cavity, the inner side of the motor cavity is installed with a driving motor, the upper side of the driving motor is provided with a frequency conversion driving device, one side of the upper end face of the base is installed with a silica gel pad, the upper end face of the silica gel pad is uniformly provided with a plurality of air holes, the other side of the upper end face of the base is rotationally provided with a rotating disc, the upper end face of the rotating disc is uniformly installed with four rotating seats through a rotating mechanism, the upper end face of the rotating seat is provided with a square groove, the inner side of the square groove is installed with a mounting seat through a buffer mechanism, the outer surface of the mounting seat is provided with a slot, the inner side of the slot is provided with a movable cavity, the two sides of the inner wall of the slot are both provided with a groove, the inner side of the groove is provided with a clamping block, one side of the clamping block is provided with a pop-up mechanism, the clamping block and a pressing plate are connected through a transmission mechanism, the inner side of the slot is provided with a connecting seat, the two sides of the outer surface of the connecting seat are both provided with a clamping groove, and one end of the connecting seat is fixedly connected with an unmanned aerial vehicle body, and the rear end face of the base is installed with a blower.

[0006] Preferably, the driving motor comprises a reducer and a frequency converter, the output end of the driving motor is fixedly connected with the reducer through a short shaft, the frequency converter is arranged on the control system and is controlled and adjusted by the control system, and the other end of the reducer is fixedly connected with the lower end surface of the rotating disc through a vertical shaft.

[0007] Preferably, the rotating mechanism comprises two support plates, the outer surface of one of the support plates is provided with a rotating motor, the opposite sides of the two support plates are both provided with rotating shafts, the output end of the rotating motor is fixedly connected with one of the rotating shafts through a shaft coupling, the other rotating shaft is rotatably connected with the outer surface of the support plate through a bearing, and the rotating shafts are fixedly connected with the outer surface of the rotating seat.

[0008] Preferably, the buffering mechanism comprises a sliding block, sliding grooves are arranged on the two sides of the inner wall of the square groove, the sliding grooves are connected with the sliding block through damping rods, the outer surface of the damping rods is sleeved with third springs, strip-shaped plates are arranged on the front end surface and the rear end surface of the sliding block, strip-shaped grooves are arranged on the front end surface and the rear end surface of the inner wall of the sliding groove, and the strip-shaped plates are clamped into the inner sides of the strip-shaped grooves.

[0009] Preferably, the transmission mechanism comprises a movable block, the inner side end of the movable block is provided with a push rod, the outer surface of the push rod is sleeved with a second spring, and the bottom surface of the pressing plate is connected with the bottom surface of the movable cavity through a plurality of first springs.

[0010] Preferably, a rotating rod is arranged in the transmission cavity, a touch rod is fixedly arranged at the front of one end of the rotating rod, the top end of the touch rod extends to the surface of the top end of the push rod, and the other end of the rotating rod is connected with the upper end surface of the outer side edge of the pressing plate through a transmission rod.

[0011] Preferably, the position of the rotating rod close to the transmission rod is connected with the transmission cavity through a pin shaft, and the two ends of the transmission rod are connected with the rotating rod and the pressing plate through connecting shafts.

[0012] Preferably, the opposite sides of the two movable blocks are both provided with connecting plates, the connecting plates are fixedly connected with the outer surface of the clamping block, one side of the inner wall of the recess is provided with a receiving groove, the size of the connecting plate is smaller than the size of the receiving groove and the recess, and the clamping block can be clamped into the inner side of the clamping groove.

[0013] Preferably, the pop-up mechanism comprises a first electric push rod, the first electric push rod is arranged on one side of the inner wall of the receiving groove through a horizontal groove, the end of the first electric push rod is provided with a moving block, the side of the moving block close to the clamping block is provided with a second electric push rod, the other end of the second electric push rod is provided with a limiting block, the outer surface of the clamping block is provided with a limiting groove, and the limiting block can be clamped into the inner side of the limiting groove.

[0014] Preferably, the air blower is connected with the cavity through a connecting pipe, and the cavity is connected with the air holes through connecting holes.

[0015] Compared with the prior art, the present application has the following advantages: 1、The utility model discloses a through setting up the slot, mounting seat, transmission mechanism, connecting seat, first connecting seat and unmanned aerial vehicle body are fixedly connected through screw after connecting seat, mounting seat is inserted into the inboard of slot, and mounting seat moves in the inboard of slot, and extrusion is generated to the pressing plate, and the first spring contracts, and the pressing plate moves and drives transmission rod to move, and the rotary rod rotates with connecting shaft as center, and drives the touch rod to rotate, and the touch rod pushes the push rod to the outside of the groove, and the push rod pushes the movable block to the outside of the groove, and the clamping block is clamped into the inboard of the clamping groove, and the connecting seat is positioned, and through setting up the pop -up mechanism, through control first electric push rod and second electric push rod, make the limiting block clamped into the limiting groove, and the clamping block is further positioned, and through setting up the rotating mechanism, can pass through the control rotary motor, and the rotary motor works and drives the pivot to rotate, to adjust the angle of rotating seat, and then can adjust the angle of unmanned aerial vehicle launching, when the rotating disc obtains initial acceleration under the action of drive motor, needs to loosen unmanned aerial vehicle body, can pass through the switch of control first electric push rod, and first electric push rod works and drives the clamping block to move away from the direction of clamping groove, when the clamping block leaves the inboard of clamping groove, the pressing plate has an action force to the outside of slot under the action of the first spring, and the pressing plate pops out the connecting seat to the outside of slot, and the unmanned aerial vehicle body is completed to help the operation of the operation, and the present application can fix the unmanned aerial vehicle of different sizes, and can adjust the angle of help flying, and the flexibility is high; 2、The utility model discloses a through setting up the buffer mechanism, when unmanned aerial vehicle body is after helping the flight, and leaves the surface of pressing plate, and the mounting seat will rebound, and the damping rod and third spring contract at this time, and the rebound energy is absorbed, and the mounting seat is avoided with unmanned aerial vehicle body, and the rotating seat occurs violent collision, prolongs the life, and through setting up the air blower, the cavity, the silica gel pad, the air -permeable hole, the air blower works, and the air -permeable hole can blow the wind, and when unmanned aerial vehicle body is in the process of launching, and suddenly fails, and the wind that the air -permeable hole blows can buffer unmanned aerial vehicle body, and reduce the impact force when unmanned aerial vehicle body falls, and avoid the body damage. ACCURACY

[0016] Figure 1 It is the overall structure schematic view of the present application; Figure 2 It is the overall view of the present application; Figure 3 It is the rotating seat's of the present application felly section view; Figure 4 It is the mounting seat's of the present application felly section view; Figure 5 It is the partial structure schematic view of transmission mechanism of the present application; Figure 6 It is the partial structure schematic view of pop -up mechanism of the present application; Figure 7A partial structure diagram of the buffer mechanism of the application; Figure 8 A main sectional view of the whole application.

[0017] In the figure: 1, base; 2, silica gel pad; 3, air hole; 4, rotating disc; 5, unmanned aerial vehicle body; 6, rotating seat; 7, rotating mechanism; 701, rotating motor; 702, support plate; 703, rotating shaft; 8, connecting seat; 9, square groove; 10, transmission mechanism; 1001, first spring; 1002, push rod; 1003, second spring; 1004, movable block; 1005, connecting plate; 1006, touch rod; 1007, rotating rod; 1008, transmission rod; 11, pressing plate; 12, movable cavity; 13, clamping groove; 14, transmission cavity; 15, recess; 16, storage groove; 17, clamping block; 18, ejection mechanism; 1801, transverse groove; 1802, first electric push rod; 1803, moving block; 1804, second electric push rod; 1805, limiting block; 1806, limiting groove; 19, buffer mechanism; 1901, sliding groove; 1902, sliding block; 1903, third spring; 1904, damping rod; 20, mounting seat; 21, cavity; 22, motor cavity; 23, driving motor; 24, frequency conversion driving device; 25, insertion slot; 26, air blower. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application.

[0019] The rotating motor 701 (model YEJ3-112M-4), the first electric push rod 1802 (model LBP40), the second electric push rod 1804 (model KA10-70), the driving motor 23 (model 68KTYZ) and the air blower 26 (model PF-100L) mentioned in the application can be purchased from the market or customized by private.

[0020] Please refer to Figures 1 to 8The application provides a kind of unmanned aerial vehicle with the embodiment of the application: a kind of unmanned aerial vehicle with the device, including base 1, one side of the inside of base 1 is provided with cavity 21, the other side of the inside of base 1 is provided with motor cavity 22, the inside of motor cavity 22 is installed with drive motor 23, the upper side of drive motor 23 is provided with frequency conversion driving device 24, the upper end surface of base 1 one side is installed with silica gel pad 2, the upper end surface of silica gel pad 2 is evenly provided with a plurality of air holes 3, the other side of the upper end surface of base 1 is rotatably provided with rotary disc 4, the upper end surface of rotary disc 4 is evenly installed with four rotating seats 6 by rotating mechanism 7, the upper end surface of rotating seat 6 is provided with square groove 9, the inside of square groove 9 is installed with mounting seat 20 by buffer mechanism 19, the outer surface of mounting seat 20 is provided with slot 25, the inside of slot 25 is provided with movable cavity 12, both sides of the inner wall of slot 25 are provided with recess 15, the inside of recess 15 is provided with clamping block 17, one side of clamping block 17 is provided with pop-up mechanism 18, clamping block 17 is connected with pressing plate 11 by transmission mechanism 10, the inside of slot 25 is provided with connecting seat 8, both sides of the outer surface of connecting seat 8 are provided with clamping groove 13, and one end of connecting seat 8 is fixedly connected with unmanned aerial vehicle body 5, the rear end surface of base 1 is installed with air blower 26.

[0021] Drive motor 23 includes speed reducer and frequency converter, the output end of drive motor 23 is fixedly connected with speed reducer through short shaft, frequency converter is arranged on control system and is controlled and adjusted by control system, the other end of speed reducer is fixedly connected with the lower end surface of rotary disc 4 through vertical shaft, the rotating speed of drive motor 23 can be adjusted to adjust the rotating speed of rotary disc 4, and different initial speeds are given to unmanned aerial vehicle body 5.

[0022] Rotating mechanism 7 includes two support plates 702, the outer surface of one of the two support plates 702 is installed with rotating motor 701, the opposite sides of the two support plates 702 are provided with rotating shafts 703, the output end of rotating motor 701 is fixedly connected with one of the rotating shafts 703 through coupling, the other rotating shaft 703 is rotatably connected with the outer surface of support plate 702 through bearing, the rotating shaft 703 is fixedly connected with the outer surface of rotating seat 6, rotating motor 701 can drive rotating shaft 703 to rotate, thereby driving rotating seat 6 to rotate, and the angle of rotating seat 6 is adjusted.

[0023] Buffer mechanism 19 includes sliding block 1902, both sides of the inner wall of square groove 9 are provided with sliding groove 1901, sliding groove 1901 is connected with sliding block 1902 through damping rod 1904, the outer surface of damping rod 1904 is sleeved with third spring 1903, the front end surface and the rear end surface of sliding block 1902 are installed with strip plate, the front end surface and the rear end surface of the inner wall of sliding groove 1901 are provided with strip groove, and the strip plate is clamped into the inside of strip groove, the stability of sliding block 1902 sliding in the inside of sliding groove 1901 is improved.

[0024] The transmission mechanism 10 comprises a movable block 1004, the inner side end of the movable block 1004 is provided with a push rod 1002, the outer surface of the push rod 1002 is sleeved with a second spring 1003, and the bottom surface of the pressing plate 11 is connected with the bottom surface of the movable cavity 12 through a plurality of first springs 1001.

[0025] The transmission cavity 14 is internally provided with a rotating rod 1007, the front end of one end of the rotating rod 1007 is fixedly provided with a touch rod 1006, the top end of the touch rod 1006 extends to the surface of the top end of the push rod 1002, the other end of the rotating rod 1007 is connected with the upper end surface of the outer side edge of the pressing plate 11 through a transmission rod 1008, when the pressing plate 11 moves to the inner side of the movable cavity 12, the first spring 1001 is compressed, the transmission rod 1008 is pulled inward, the rotating rod 1007 is driven to rotate, the touch rod 1006 is driven to rotate outward, and the push rod 1002 is pushed outward.

[0026] The position of the rotating rod 1007 close to the transmission rod 1008 is connected with the transmission cavity 14 through a pin shaft, the two ends of the transmission rod 1008 are connected with the rotating rod 1007 and the pressing plate 11 through connecting shafts, and the stability of rotation is improved.

[0027] The opposite sides of the two movable blocks 1004 are both provided with connecting plates 1005, the connecting plates 1005 are fixedly connected with the outer surface of the clamping block 17, one side of the inner wall of the recess 15 is provided with a receiving groove 16, the size of the connecting plate 1005 is smaller than the size of the receiving groove 16 and the recess 15, the clamping block 17 can be clamped into the inner side of the clamping groove 13, and the clamping block 17 can fix the connecting seat 8.

[0028] The ejection mechanism 18 comprises a first electric push rod 1802, the first electric push rod 1802 is installed on one side of the inner wall of the receiving groove 16 through a horizontal groove 1801, the end of the first electric push rod 1802 is provided with a moving block 1803, one side of the moving block 1803 close to the clamping block 17 is provided with a second electric push rod 1804, the other end of the second electric push rod 1804 is provided with a limiting block 1805, the outer surface of the clamping block 17 is provided with a limiting groove 1806, the limiting block 1805 can be clamped into the inner side of the limiting groove 1806, the moving block 1803, the second electric push rod 1804 and the limiting block 1805 can be moved by controlling the first electric push rod 1802, the limiting block 1805 is aligned with the limiting groove 1806, the limiting block 1805 can be clamped into the inner side of the limiting groove 1806 by controlling the second electric push rod 1804.

[0029] The air blower 26 is connected with the cavity 21 through a connecting pipe, and the cavity 21 is connected with the air hole 3 through a connecting hole.

[0030] The unmanned aerial vehicle with the take-off device is used, the power supply is turned on, the connecting seat 8 is fixedly connected with the unmanned aerial vehicle body 5 through screws, then the connecting seat 8 is inserted into the inner side of the insertion slot 25, the connecting seat 8 moves in the inner side of the insertion slot 25, the pressure plate 11 is extruded, the first spring 1001 is contracted, the pressure plate 11 moves to drive the transmission rod 1008 to move, the rotary rod 1007 rotates around the connecting shaft as the center, the touch rod 1006 is rotated to drive the push rod 1002 to push the movable block 1004 to the outer side of the groove 15, the clamping block 17 is clamped into the inner side of the clamping groove 13 to limit the connecting seat 8, at the same time, the pop-up mechanism 18 is arranged, the limiting block 1805 is clamped into the limiting slot 1806 by controlling the first electric push rod 1802 and the second electric push rod 1804, the clamping block 17 is further limited, the rotary mechanism 7 is arranged, the rotary motor 701 is controlled to work to drive the rotating shaft 703 to rotate, so that the rotary seat 6 is adjusted in angle, and then the angle of the unmanned aerial vehicle body 5 is adjusted, when the rotary disc 4 obtains the initial acceleration under the action of the driving motor 23, the unmanned aerial vehicle body 5 needs to be loosened, the switch of the first electric push rod 1802 is controlled, the first electric push rod 1802 works to drive the clamping block 17 to move away from the clamping groove 13, when the clamping block 17 moves away from the inner side of the clamping groove 13, the pressure plate 11 has an outward force of the insertion slot 25 under the action of the first spring 1001, the pressure plate 11 pops out the connecting seat 8 to the outer side of the insertion slot 25, at this time, the take-off operation of the unmanned aerial vehicle body 5 is completed, the buffer mechanism 19 is arranged, when the unmanned aerial vehicle body 5 leaves the surface of the pressure plate 11 after taking off, the mounting seat 20 rebounds, at this time, the damping rod 1904 and the third spring 1903 are contracted to absorb the rebound energy, so that the mounting seat 20, the unmanned aerial vehicle body 5 and the rotary seat 6 are prevented from colliding violently, the service life is prolonged, and the air blower 26, the cavity 21, the silica gel pad 2 and the air hole 3 are arranged, the air blower 26 works, the air hole 3 can blow air, when the unmanned aerial vehicle body 5 suddenly fails during launching, the air blown by the air hole 3 can buffer the unmanned aerial vehicle body 5, reduce the impact force when the unmanned aerial vehicle body 5 falls, and avoid damage to the body, the unmanned aerial vehicle of different sizes can be fixed, the take-off angle can be adjusted, the flexibility is high, the buffer mechanism 19 is arranged, the service life is prolonged, and the unmanned aerial vehicle body 5 can be protected when falling.

[0031] It will be apparent to those skilled in the art that the application is not limited to the details of the above-exemplified embodiments and that the present application can be implemented in other particular forms without departing from the spirit or essential characteristics of the present application. The embodiments should therefore be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No reference signs in the claims should be considered as limiting the scope of the claims with respect to the figures of the patent document.

Claims

1. A flight aid for unmanned aerial vehicles (UAVs), comprising a base (1), characterized in that: A cavity (21) is provided on one side of the base (1), and a motor cavity (22) is provided on the other side of the base (1). A drive motor (23) is installed inside the motor cavity (22), and a frequency converter (24) is provided above the drive motor (23). A silicone pad (2) is installed on one side of the upper surface of the base (1), and several ventilation holes (3) are evenly provided on the upper surface of the silicone pad (2). A rotating disk (4) is rotatably provided on the other side of the upper surface of the base (1). Four rotating seats (6) are evenly installed on the upper surface of the rotating disk (4) through a rotating mechanism (7). A square groove (9) is provided on the upper surface of the rotating seat (6), and a buffer mechanism (7) is used to buffer the inner side of the square groove (9). 19) A mounting base (20) is installed. A slot (25) is provided on the outer surface of the mounting base (20). An active cavity (12) is provided on the inner side of the slot (25). A groove (15) is provided on both sides of the inner wall of the slot (25). A locking block (17) is provided on the inner side of the groove (15). A pop-out mechanism (18) is provided on one side of the locking block (17). The locking block (17) is connected to the pressure plate (11) through a transmission mechanism (10). A connecting seat (8) is provided on the inner side of the slot (25). A slot (13) is provided on both sides of the outer surface of the connecting seat (8). The drone body (5) is fixedly connected to one end of the connecting seat (8). A blower (26) is installed on the rear end face of the base (1).

2. The unmanned aerial vehicle (UAV) flight aid according to claim 1, characterized in that: The drive motor (23) includes a reducer and a frequency converter. The output end of the drive motor (23) is fixedly connected to the reducer via a short shaft. The frequency converter is located on the control system and is controlled and adjusted by the control system. The other end of the reducer is fixedly connected to the lower end face of the rotating disk (4) via a vertical shaft.

3. The unmanned aerial vehicle (UAV) flight aid according to claim 1, characterized in that: The rotating mechanism (7) includes two support plates (702), one of which has a rotary motor (701) mounted on its outer surface. Both support plates (702) have a rotating shaft (703) on their opposite sides. The output end of the rotary motor (701) is fixedly connected to one of the rotating shafts (703) via a coupling. The other rotating shaft (703) is rotatably connected to the outer surface of the support plate (702) via a bearing. The rotating shaft (703) is fixedly connected to the outer surface of the rotating seat (6).

4. The unmanned aerial vehicle (UAV) flight aid according to claim 1, characterized in that: The buffer mechanism (19) includes a slider (1902), and the two sides of the inner wall of the square groove (9) are provided with sliding grooves (1901). The sliding grooves (1901) and the slider (1902) are connected by a damping rod (1904). A third spring (1903) is sleeved on the outer surface of the damping rod (1904). The front and rear faces of the slider (1902) are both equipped with strip plates. The front and rear faces of the inner wall of the sliding groove (1901) are both provided with strip grooves, and the strip plates are inserted into the inner side of the strip grooves.

5. The unmanned aerial vehicle (UAV) flight aid according to claim 1, characterized in that: The transmission mechanism (10) includes a movable block (1004), and a push rod (1002) is provided on the inner end of the movable block (1004). A second spring (1003) is sleeved on the outer surface of the push rod (1002). The bottom surface of the pressure plate (11) is connected to the bottom surface of the movable cavity (12) by a plurality of first springs (1001).

6. The unmanned aerial vehicle (UAV) flight aid according to claim 5, characterized in that: A rotating rod (1007) is installed inside the transmission cavity (14). A contact rod (1006) is fixedly installed at the front of one end of the rotating rod (1007). The top end of the contact rod (1006) extends to the surface of the top end of the push rod (1002). The other end of the rotating rod (1007) is connected to the upper end surface of the outer side of the pressure plate (11) through a transmission rod (1008).

7. A drone flight aid according to claim 6, characterized in that: The rotating rod (1007) is connected to the transmission cavity (14) near the transmission rod (1008) by a pin. Both ends of the transmission rod (1008) are connected to the rotating rod (1007) and the pressure plate (11) by connecting shafts.

8. A drone flight aid according to claim 7, characterized in that: A connecting plate (1005) is installed on one side of each of the two movable blocks (1004). The connecting plate (1005) is fixedly connected to the outer surface of the card block (17). A storage groove (16) is provided on one side of the inner wall of the groove (15). The size of the connecting plate (1005) is smaller than the size of the storage groove (16) and the groove (15). The card block (17) can be inserted into the inner side of the card slot (13).

9. A flight aid for unmanned aerial vehicles according to claim 1, characterized in that: The pop-out mechanism (18) includes a first electric push rod (1802), which is installed on one side of the inner wall of the storage slot (16) through a transverse groove (1801). A moving block (1803) is installed at the end of the first electric push rod (1802). A second electric push rod (1804) is installed on the side of the moving block (1803) near the locking block (17). A limiting block (1805) is installed at the other end of the second electric push rod (1804). A limiting groove (1806) is provided on the outer surface of the locking block (17). The limiting block (1805) can be inserted into the inner side of the limiting groove (1806).

10. A flight aid for a drone according to claim 1, characterized in that: The blower (26) is connected to the cavity (21) through a connecting pipe, and the cavity (21) is connected to the vent (3) through a connecting hole.

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