CN209988145U

CN209988145U - Catapult-assisted take-off device for fixed-wing unmanned aerial vehicle

Info

Publication number: CN209988145U
Application number: CN201920486510.2U
Authority: CN
Inventors: 王奇福; 黄凯山; 叶佳
Original assignee: Guangxi Tiantianfei Aviation Technology Co Ltd
Current assignee: Guangxi Tiantianfei Aviation Technology Co Ltd
Priority date: 2019-04-11
Filing date: 2019-04-11
Publication date: 2020-01-24
Anticipated expiration: 2029-04-11

Abstract

The utility model discloses a fixed wing unmanned aerial vehicle launches take-off device, including shell and roof. The utility model discloses a be provided with protection device, when the motor drove the motion of first slider, remain the meshing state throughout between cardboard and the rack for the fly leaf can avoid sliding in the process of holding power, thereby avoid unmanned aerial vehicle's error to launch, avoid unmanned aerial vehicle's damage, the protection is effectual; by arranging the adjusting device, the fourth sliding block is driven to move in the fourth sliding groove by rotating the rotating wheel, the distance between the clamping plates can be changed, the adjusting operation can be carried out according to the size of the unmanned aerial vehicle, the ejection adaptation of the unmanned aerial vehicles with different sizes can be adapted, and the universality is good; through being provided with the telescopic link, promote the fixture block through the telescopic link and insert the draw-in groove for the fly leaf motion can be pulled to first slider, accomplishes the compression operation to first spring, and the energy storage is convenient, convenient to use. The utility model has the advantages of the protecting effect is good and the commonality is good.

Description

Catapult-assisted take-off device for fixed-wing unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is a fixed wing unmanned aerial vehicle launches take-off device.

Background

Along with the development of science and technology, the unmanned aerial vehicle is widely applied to production and life, and great convenience is brought to people. The unmanned aerial vehicle has various types, one type is a fixed-wing unmanned aerial vehicle, the unmanned aerial vehicle can take off only when reaching a certain speed by virtue of the action of external force during taking off, the catapult take-off device in the prior art directly catapults the fixed-wing unmanned aerial vehicle out through energy storage, the unmanned aerial vehicle is really protected, and the unmanned aerial vehicle can be catapulted out due to errors when the unmanned aerial vehicle is not prepared, so that the unmanned aerial vehicle is extremely easy to damage and cause economic loss, which is a great disadvantage in the prior art; still be exactly, prior art's fixed wing unmanned aerial vehicle's size diverse, prior art's a lot of jettisons device can only realize the catapult operation of taking off to single kind fixed wing unmanned aerial vehicle, very big restriction jettison device's use, this is another not enough of prior art. Based on above reason, the utility model provides a fixed wing unmanned aerial vehicle launches take-off device solves these not enough.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's the not poor defect of protective measure and commonality, provide a fixed wing unmanned aerial vehicle catapult-assisted take-off device. The fixed-wing unmanned aerial vehicle catapult-assisted take-off device has the characteristics of good protection effect, good universality and the like.

In order to achieve the above object, the utility model provides a following technical scheme: a fixed wing unmanned aerial vehicle catapult-assisted take-off device comprises a shell, wherein the top surface of the shell is not sealed, a first chute from left to right is formed in the bottom surface of an inner cavity of the shell, a first sliding block is movably connected in the first chute, a first threaded hole penetrating through the left side wall and the right side wall of the first sliding block is formed in the first sliding block, a first threaded rod is movably connected in the first threaded hole, two ends of the first threaded rod extend out of the first threaded hole and are movably connected with the first chute, the left end of the first threaded rod penetrates through the shell and is fixedly connected with a rotor of a motor, the motor is fixedly connected to the outer wall of the left side of the shell, the first threaded rod is movably connected with the shell, a movable plate is movably connected to the inner cavity of the shell, the movable plate is arranged in a concave shape, a protection device is arranged on the movable plate, the utility model discloses a portable electronic device, including shell inner chamber, first spring, fly leaf, clamping groove, fixture block, fixedly connected with roof, shell inner chamber left side wall, fly leaf one end fixed connection is kept away from to first spring on the left side wall of shell inner chamber, fixedly connected with telescopic link on the bottom surface of fly leaf, fly leaf one end fixedly connected with fixture block is kept away from to the telescopic link, the clamping groove has been seted up on the top surface of first slider, the fixture block inserts the draw-in groove and sets up, fixedly connected with roof on the top surface of fly leaf.

Preferably, the protection device comprises a connecting rod, the connecting rod is obliquely arranged, the bending angle of the connecting rod is larger than 90 degrees, two grooves are formed in the left side wall of the movable plate, the connecting rod is inserted into the grooves, a vertical rod is fixedly connected to the bending part of the connecting rod, the upper end and the lower end of the vertical rod are movably connected to the side wall of the grooves, the left ends of the two connecting rods are movably connected with a same flat plate, the front side and the rear side of the flat plate are movably connected with inserting plates, transverse plates are arranged on the front side and the rear side of the flat plate, the right side surface of each transverse plate is fixedly connected to the left side wall of the movable plate, clamping teeth are fixedly connected to the side wall on the opposite side of the transverse plates, the inserting plates are meshed with the clamping teeth, one end, away from the flat, the novel gear box is characterized in that a clamping plate is movably connected in the chute, one side of the clamping plate is movably connected with the concave plate, racks are fixedly connected to the front side wall and the rear side wall of the inner cavity of the shell, and one side, away from the concave plate, of the clamping plate is meshed with the racks.

Preferably, adjusting device includes the fourth spout, the fourth spout sets up from the front to the back, fourth spout bilateral symmetry is provided with two, symmetry swing joint has two fourth sliders around in the fourth spout, fixedly connected with splint on the top surface of fourth slider, set up the second screw hole that runs through lateral wall around it on the fourth slider, two the screw thread of second screw hole revolves to opposite setting, be provided with the second threaded rod in the fourth spout, the second threaded rod runs through two second screw hole swing joint on the lateral wall of fourth spout, second threaded rod and second screw hole swing joint set up, roof fixedly connected with runner is run through to one end wherein of second threaded rod, swing joint between second threaded rod and the roof.

Preferably, the telescopic link includes thick pole, the round hole has been seted up on the bottom surface of thick pole, fixedly connected with fourth spring on the round hole inner chamber top surface, the other end fixedly connected with pin pole of fourth spring, swing joint between pin pole and the round hole, the pin pole is kept away from fourth spring one end and is extended the round hole setting.

Preferably, equal fixedly connected with second slider on the lateral wall around the fly leaf, the second spout has all been seted up on the lateral wall around the shell inner chamber, the left side tilt up of second spout sets up, swing joint sets up between second slider and the second spout.

Preferably, set up the rectangular channel that runs through its front and back lateral wall on the flat board, the picture peg inserts the rectangular channel and sets up, swing joint sets up between picture peg and the rectangular channel, the rectangular channel inner chamber is provided with the third spring, the both ends of third spring all set up with picture peg fixed connection.

Preferably, the inner chamber right flank center fixedly connected with round bar of fly leaf, the round bar is kept away from fly leaf one end and is run through concave plate fixedly connected with limiting plate, the cover is equipped with the second spring on the round bar, second spring one end fixed connection is on the fly leaf, the other end fixed connection of second spring is on the concave plate.

Preferably, a third sliding groove is formed in the right side wall of the flat plate and the left side wall of the concave plate, a third sliding block is movably connected to the two ends of the connecting rod, the third sliding block is inserted into the corresponding third sliding groove, and the third sliding block is movably connected with the third sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with protection device, when the motor drove the motion of first slider, remain the meshing state throughout between cardboard and the rack for the fly leaf can avoid sliding in the process of holding power, thereby avoid unmanned aerial vehicle's error to launch, avoid unmanned aerial vehicle's damage, the protection is effectual; by arranging the adjusting device, the fourth sliding block is driven to move in the fourth sliding groove by rotating the rotating wheel, the distance between the clamping plates can be changed, the adjusting operation can be carried out according to the size of the unmanned aerial vehicle, the ejection adaptation of the unmanned aerial vehicles with different sizes can be adapted, and the universality is good; through being provided with the telescopic link, promote the fixture block through the telescopic link and insert the draw-in groove for the fly leaf motion can be pulled to first slider, accomplishes the compression operation to first spring, and the energy storage is convenient, convenient to use.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure of the plane A-A of FIG. 1 according to the present invention;

FIG. 3 is a schematic top view of FIG. 1 illustrating the top surface of the present invention;

FIG. 4 is an enlarged view of the present invention at C of FIG. 1;

fig. 5 is an enlarged view of fig. 2 according to the present invention at D.

Reference numbers in the figures: 1. a housing; 2. a first chute; 3. a first slider; 4. a first threaded rod; 5. a motor; 6. a movable plate; 7. a protection device; 8. a first spring; 9. a telescopic rod; 10. a clamping block; 11. a top plate; 12. an adjustment device; 13. a connecting rod; 14. a flat plate; 15. inserting plates; 16. a transverse plate; 17. clamping teeth; 18. A concave plate; 19. clamping a plate; 20. a rack; 21. a fourth chute; 22. a fourth slider; 23. a splint; 24. A second threaded rod; 25. a rotating wheel; 26. a thick rod; 27. a fourth spring; 28. a thin rod; 29. a second slider; 30. a second chute; 31. a third spring; 32. a round bar; 33. a second spring; 34. a third chute; 35. a third slider; 36. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a fixed wing unmanned aerial vehicle catapult-assisted take-off device comprises a shell 1, wherein the top surface of the shell 1 is not sealed, a first chute 2 from left to right is arranged on the bottom surface of an inner cavity of the shell 1, a first slide block 3 is movably connected in the first chute 2, a first threaded hole penetrating through the left side wall and the right side wall of the first slide block 3 is arranged on the first slide block 3, a first threaded rod 4 is movably connected in the first threaded hole, two ends of the first threaded rod 4 extend out of the first threaded hole and are movably connected with the first chute 2, the left end of the first threaded rod 4 penetrates through the shell 1 and is fixedly connected with a rotor of a motor 5, the motor 5 is fixedly connected on the outer wall at the left side of the shell 1, the first threaded rod 4 is movably connected with the shell 1, a movable plate 6 is movably connected in the inner cavity of the shell 1 close to the top surface, second slide blocks 29 are fixedly connected, the left side of the second sliding groove 30 is obliquely arranged upwards, the second sliding block 29 is movably connected with the second sliding groove 30, the fixture block 10 is separated from the first sliding block 3, the ejection function is realized, the movable plate 6 is arranged in a concave shape, the movable plate 6 is provided with the protection device 7, the protection device 7 comprises a connecting rod 13, the connecting rod 13 is obliquely arranged, the bending angle of the connecting rod 13 is larger than 90 degrees, the left side wall of the movable plate 6 is provided with two grooves, the connecting rod 13 is inserted into the grooves, the bending part of the connecting rod 13 is fixedly connected with a vertical rod, the upper end and the lower end of the vertical rod are movably connected with the side wall of the groove, the left ends of the two connecting rods 13 are movably connected with the same flat plate 14, the front side and the rear side of the flat plate 14 are respectively and movably connected with an inserting plate 15, the flat plate 14 is provided with a, the inner cavity of the rectangular groove is provided with a third spring 31, both ends of the third spring 31 are fixedly connected with the inserting plate 15, the front side and the rear side of the flat plate 14 are respectively provided with a transverse plate 16, the right side surface of the transverse plate 16 is fixedly connected on the left side wall of the movable plate 6, the side wall of the opposite side of the transverse plate 16 is fixedly connected with a latch 17, the inserting plate 15 is meshed with the latch 17, one end of each of the two connecting rods 13 far away from the flat plate 14 is movably connected with a same concave plate 18, the right side wall of the flat plate 14 and the left side wall of the concave plate 18 are respectively provided with a third sliding groove 34, both ends of each connecting rod 13 are movably connected with a third sliding block 35, the third sliding blocks 35 at both ends are respectively inserted into the corresponding third sliding grooves 34, the third sliding blocks 35 are movably connected with the third sliding grooves 34, the locking of the movable plate 6 can be released, one side of a clamping plate 19 is movably connected with a concave plate 18, racks 20 are fixedly connected on the front side wall and the rear side wall of an inner cavity of a shell 1, the side, away from the concave plate 18, of the clamping plate 19 is meshed with the racks 20, people can conveniently eject the unmanned aerial vehicle by mistake during preparation to cause damage of the unmanned aerial vehicle, a first spring 8 is fixedly connected on the left side wall of the inner cavity of the shell 1, one end, away from the movable plate 6, of the first spring 8 is fixedly connected on the left side wall of the inner cavity of the shell 1, a telescopic rod 9 is fixedly connected on the bottom surface of the movable plate 6, the telescopic rod 9 comprises a thick rod 26, a round hole is formed in the bottom surface of the thick rod 26, a fourth spring 27 is fixedly connected on the top surface of the inner cavity of the round hole, a thin rod 28 is fixedly connected on the other end of the fourth spring 27, the, the top surface of the first sliding block 3 is provided with a clamping groove, the clamping block 10 is inserted into the clamping groove and drives the movable plate 6 to move through the telescopic rod 9 to realize energy storage operation, the top surface of the movable plate 6 is fixedly connected with a top plate 11, the top surface of the top plate 11 is provided with an adjusting device 12, the adjusting device 12 comprises a fourth sliding groove 21, the fourth sliding groove 21 is arranged from front to back, the number of the fourth sliding groove 21 is bilaterally symmetrical, the front and back of the fourth sliding groove 21 are symmetrically and movably connected with two fourth sliding blocks 22, the top surface of the fourth sliding block 22 is fixedly connected with a clamping plate 23, the fourth sliding block 22 is provided with second threaded holes penetrating through the front and back side walls thereof, the thread turning directions of the two second threaded holes are opposite, a second threaded rod 24 is arranged in the fourth sliding groove 21, the second threaded rod 24 penetrates through the two second threaded holes and is movably connected on the side, second threaded rod 24 wherein one end runs through roof 11 fixedly connected with runner 25, swing joint between second threaded rod 24 and the roof 11, make this device can adapt to different unmanned aerial vehicle's the needs of launching, the commonality is good, shell 1 inner chamber left side wall is close to top surface fixedly connected with baffle 36, the inner chamber right flank center fixedly connected with round bar 32 of fly leaf 6, round bar 32 is kept away from fly leaf 6 one end and is run through concave plate 18 fixedly connected with limiting plate, the cover is equipped with second spring 33 on the round bar 32, second spring 33 one end fixed connection is on fly leaf 6, the other end fixed connection of second spring 33 is on concave plate 18.

The working principle is as follows: when the device is used, firstly, the rotating wheel 25 is rotated according to the size of the unmanned aerial vehicle, the rotating wheel 25 drives the second threaded holes on the fourth sliding blocks 22 in the second threaded rods 24 to rotate, so that the fourth sliding blocks 22 move relatively in the fourth sliding grooves 21, the space between the clamping plates 23 can meet the requirement of placing the unmanned aerial vehicle, the universality is good, the unmanned aerial vehicles with different sizes can be ejected for use, the unmanned aerial vehicle is placed on the position between the clamping plates 23, then the motor 5 is started through an external power supply, the motor 5 drives the first threaded rod 4 to rotate, the first threaded rod 4 is meshed with the first threaded hole on the first sliding block 3 to rotate, so that the first sliding block 3 moves leftwards in the first sliding groove 2, the movable plate 6 is driven to move leftwards through the connection of the telescopic rod 9, because the clamping plate 19 is always meshed with the rack 20, the error of the, the protection effect is good, when the motor 5 continues to rotate, the flat plate 14 on the movable plate 6 is extruded with the baffle 36, so that the inserting plate 15 compresses the third spring 31, the inserting plate 15 slides on the latch 17, the flat plate 14 drives the connecting rod 13 to move, the connecting rod 13 pulls the concave plate 18 to move, so that the clamping plate 19 is separated from the rack 20, the protection is removed, meanwhile, the second slider 29 on the movable plate 6 moves to the leftmost side in the second sliding groove 30, so that the movable plate 6 rises, so that the clamping block 10 on the telescopic rod 9 is separated from the clamping groove, at the moment, the movable plate 6 moves to the right side quickly under the action of the first spring 8, and the unmanned aerial vehicle on the clamping plate 23 can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fixed wing unmanned aerial vehicle catapult-assisted take-off, includes shell (1), its characterized in that: the top surface of the shell (1) is not arranged in a closed manner, a first sliding groove (2) from left to right is formed in the bottom surface of an inner cavity of the shell (1), a first sliding block (3) is movably connected in the first sliding groove (2), a first threaded hole penetrating through the left side wall and the right side wall of the first sliding block (3) is formed in the first sliding block, a first threaded rod (4) is movably connected in the first threaded hole, the two ends of the first threaded rod (4) extend out of the first threaded hole to be movably connected with the first sliding groove (2), the left end of the first threaded rod (4) penetrates through a rotor of a motor (5) fixedly connected with the shell (1), the motor (5) is fixedly connected on the outer wall of the left side of the shell (1), the first threaded rod (4) is movably connected with the shell (1), and the inner cavity of the shell (1) is close to a movable plate (6), the movable plate (6) is arranged in a concave shape, a protection device (7) is arranged on the movable plate (6), a first spring (8) is fixedly connected on the left side wall of the movable plate (6), one end of the first spring (8) far away from the movable plate (6) is fixedly connected on the left side wall of the inner cavity of the shell (1), a telescopic rod (9) is fixedly connected to the bottom surface of the movable plate (6), a clamping block (10) is fixedly connected to one end, far away from the movable plate (6), of the telescopic rod (9), the top surface of the first sliding block (3) is provided with a clamping groove, the clamping block (10) is inserted into the clamping groove, a top plate (11) is fixedly connected on the top surface of the movable plate (6), an adjusting device (12) is arranged on the top surface of the top plate (11), the left side wall of the inner cavity of the shell (1) is fixedly connected with a baffle (36) close to the top surface.

2. The catapult-assisted take-off device for fixed-wing unmanned aerial vehicles according to claim 1, characterized in that: the protection device (7) comprises a connecting rod (13), the connecting rod (13) is obliquely arranged, the bending angle of the connecting rod (13) is larger than 90 degrees, two grooves are formed in the left side wall of the movable plate (6), the connecting rod (13) is inserted into the grooves, a vertical rod is fixedly connected to the bending part of the connecting rod (13), the upper end and the lower end of the vertical rod are movably connected to the side wall of the grooves, the left ends of the two connecting rods (13) are movably connected with the same flat plate (14), the front side and the rear side of the flat plate (14) are movably connected with inserting plates (15), transverse plates (16) are arranged on the front side and the rear side of the flat plate (14), the right side face of each transverse plate (16) is fixedly connected to the left side wall of the movable plate (6), clamping teeth (17) are fixedly connected to the side wall of the transverse plate (16) on the opposite side, and the inserting, two dull and stereotyped (14) one end swing joint is kept away from in connecting rod (13) has same notch plate (18), the lateral wall is close to the right side around fly leaf (6) and has seted up the chute, swing joint has cardboard (19) in the chute, cardboard (19) one side and notch plate (18) swing joint set up, equal fixedly connected with rack (20) on the lateral wall around shell (1) inner chamber, notch plate (18) one side and rack (20) meshing setting are kept away from in cardboard (19).

3. The catapult-assisted take-off device for fixed-wing unmanned aerial vehicles according to claim 1, characterized in that: the adjusting device (12) comprises a fourth sliding chute (21), the fourth sliding chute (21) is arranged from front to back, the fourth sliding chute (21) is bilaterally and symmetrically provided with two fourth sliding blocks (22) which are symmetrically and movably connected with the front and the back in the fourth sliding chute (21), the top surface of each fourth sliding block (22) is fixedly connected with a clamping plate (23), the fourth sliding block (22) is provided with second threaded holes penetrating through the front and the back side walls of the fourth sliding block, the thread turning directions of the two second threaded holes are opposite, a second threaded rod (24) is arranged in the fourth sliding chute (21), the second threaded rod (24) penetrates through the two second threaded holes and is movably connected with the side wall of the fourth sliding chute (21), the second threaded rod (24) is movably connected with the second threaded holes, one end of the second threaded rod (24) penetrates through the top plate (11) and is fixedly connected with a rotating wheel (25), the second threaded rod (24) is movably connected with the top plate (11).

4. The catapult-assisted take-off device for fixed-wing unmanned aerial vehicles according to claim 1, characterized in that: telescopic link (9) include thick pole (26), the round hole has been seted up on the bottom surface of thick pole (26), fixedly connected with fourth spring (27) on the round hole inner chamber top surface, the other end fixedly connected with thin pole (28) of fourth spring (27), swing joint between thin pole (28) and the round hole, thin pole (28) are kept away from fourth spring (27) one end and are extended the round hole setting.

5. The catapult-assisted take-off device for fixed-wing unmanned aerial vehicles according to claim 1, characterized in that: equal fixedly connected with second slider (29) on the lateral wall around fly leaf (6), second spout (30) have all been seted up on the lateral wall around shell (1) inner chamber, the left side tilt up of second spout (30) sets up, swing joint sets up between second slider (29) and second spout (30).

6. The catapult-assisted take-off device for fixed-wing drones as claimed in claim 2, wherein: set up the rectangular channel that runs through its front and back lateral wall on dull and stereotyped (14), picture peg (15) insert the rectangular channel and set up, swing joint sets up between picture peg (15) and the rectangular channel, the rectangular channel inner chamber is provided with third spring (31), the both ends of third spring (31) all set up with picture peg (15) fixed connection.

7. The catapult-assisted take-off device for the fixed-wing unmanned aerial vehicles according to claim 1 or 2, characterized in that: inner chamber right flank center fixedly connected with round bar (32) of fly leaf (6), fly leaf (6) one end is kept away from in round bar (32) and is run through notch plate (18) fixedly connected with limiting plate, the cover is equipped with second spring (33) on round bar (32), second spring (33) one end fixed connection is on fly leaf (6), the other end fixed connection of second spring (33) is on notch plate (18).

8. The catapult-assisted take-off device for fixed-wing drones as claimed in claim 2, wherein: third spout (34) have all been seted up on the right side wall of dull and stereotyped (14) and the left side wall of notch plate (18), the equal swing joint in both ends of connecting rod (13) has third slider (35), both ends third slider (35) all insert corresponding third spout (34) and set up, swing joint sets up between third slider (35) and third spout (34).