CN221114398U - Folding fin of unmanned aerial vehicle - Google Patents
Folding fin of unmanned aerial vehicle Download PDFInfo
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- CN221114398U CN221114398U CN202322847249.3U CN202322847249U CN221114398U CN 221114398 U CN221114398 U CN 221114398U CN 202322847249 U CN202322847249 U CN 202322847249U CN 221114398 U CN221114398 U CN 221114398U
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- tail
- unmanned aerial
- aerial vehicle
- steering engine
- servo steering
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- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003032 molecular docking Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 16
- 230000009286 beneficial effect Effects 0.000 description 10
- 230000002349 favourable effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model discloses a folding tail wing of an unmanned aerial vehicle, which comprises a tail wing main body, a tail wing connecting seat and a driving device. The end face of the tail body is provided with an installation cavity, the bottom surface of the installation cavity is provided with a through butt joint hole, two sides of the installation cavity are provided with rotating shafts, and the rotating shafts are provided with return torsion springs; the empennage connecting seat is T-shaped and comprises a horizontal part and a vertical part, two sides of the horizontal part are respectively connected with the rotating shaft, the empennage connecting seat is provided with a mounting hole penetrating through the vertical part and the horizontal part, a compression spring and a bolt are arranged in the mounting hole, and the compression spring drives the bolt to be in butt joint with the butt joint hole; the driving device comprises a fixed seat and a servo steering engine arranged on the fixed seat, wherein the servo steering engine is used for driving the vertical part to rotate so as to drive the tail wing main body to rotate. Therefore, the folding tail fin of the unmanned aerial vehicle is simple and reliable in structure, can drive the tail fin to rotate when flying, can fold the tail fin when not flying, and is convenient to store.
Description
Technical Field
The utility model relates to the field of unmanned aerial vehicles, in particular to a folding tail wing of an unmanned aerial vehicle.
Background
The tail fin of the conventional unmanned aerial vehicle is not foldable, or the tail fin can be folded, but the defects of complex structure, high production difficulty, large volume of a folding mechanism and the like exist.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the folding tail wing of the unmanned aerial vehicle is simple and reliable in structure, can drive the tail wing to rotate when flying, can fold the tail wing when not flying, and is convenient to store.
The technical scheme adopted for solving the technical problems is as follows:
An unmanned aerial vehicle folding tail fin comprises
The tail wing main body is provided with an installation cavity on the end face, a through butt joint hole is arranged on the bottom surface of the installation cavity, rotating shafts are arranged on two sides of the installation cavity, and a return torsion spring is arranged on the rotating shafts;
The tail wing connecting seat is T-shaped and comprises a horizontal part and a vertical part, two sides of the horizontal part are respectively connected with the rotating shaft, the tail wing connecting seat is provided with a mounting hole penetrating through the vertical part and the horizontal part, a compression spring and a bolt are arranged in the mounting hole, and the compression spring drives the bolt to be in butt joint with the butt joint hole;
The driving device comprises a fixed seat and a servo steering engine arranged on the fixed seat, wherein the servo steering engine is used for driving the vertical part to rotate so as to drive the tail wing main body to rotate.
According to the embodiment of the utility model, the folding tail wing of the unmanned aerial vehicle has at least the following beneficial effects: when the fin body needs to be folded, a round ejector rod is used for being inserted into the butt joint hole from the outer side of the fin body, as shown in fig. 3, the bolt is completely pushed out of the fin body, at the moment, the fin body can be overturned, the round ejector rod is pulled out after being folded, and external force is used for fixing and storing. When the flight is needed, external force fixation is released, the tail body is free from the restoring force of the return torsion spring when the other external force is blocked, the tail body is wholly overturned to an unfolding state, the bolt in the mounting hole is inserted into the butt joint hole under the action of the compression spring, so that the tail body cannot be folded, and when the tilting angle of the tail body needs to be adjusted, the servo steering engine drives the vertical part to rotate so as to drive the tail body to rotate. Therefore, the folding tail fin of the unmanned aerial vehicle is simple and reliable in structure, can drive the tail fin to rotate when flying, can fold the tail fin when not flying, and is convenient to store.
According to some embodiments of the utility model, the docking aperture is a stepped aperture comprising a first stepped aperture on a side of the mounting cavity and a second stepped aperture on a side remote from the mounting cavity, the second stepped aperture having a diameter smaller than a diameter of the latch.
The beneficial effects are that: the arrangement can prevent the bolt from falling out of the tail body from the butt joint hole in the use process.
According to some embodiments of the utility model, the latch includes a head portion and a shaft portion, and the mounting hole is provided with a clamping edge for limiting the head portion at one side of the horizontal portion.
The beneficial effects are that: the clamping edges are clamped with the head parts of the bolt, so that the bolt can be prevented from falling out of the tail wing main body from the butt joint holes in the using process.
According to some embodiments of the utility model, the vertical portion is cylindrical, the fixing seat is provided with a rotation hole for accommodating rotation of the vertical portion, and an output end of the servo steering engine is arranged on one side of the fixing seat away from the tail body.
The beneficial effects are that: the setting rotation hole is favorable to installing vertical portion, and fin connecting seat installation is firm like this, guarantees job stabilization.
According to some embodiments of the utility model, the driving device further comprises a first driving gear installed on the vertical part, and a second driving gear installed on the output end of the servo steering engine, wherein the second driving gear is meshed with the first driving gear.
The beneficial effects are that: through setting up first drive gear and second drive gear, be favorable to servo steering wheel to drive vertical portion and rotate, practice thrift installation space.
According to some embodiments of the utility model, a servo steering engine bin is arranged on the fixed seat, and the servo steering engine is arranged in the servo steering engine bin.
The beneficial effects are that: the servo steering engine bin is arranged to be favorable for installing the servo steering engine on the fixing seat, so that the installation space is saved.
According to some embodiments of the utility model, a first protruding edge is arranged on one side of the servo steering engine, which is positioned at the output end, and a screw hole is arranged on the first protruding edge.
The beneficial effects are that: through setting up first protruding edge and screw hole on the servo steering wheel, conveniently install servo steering wheel on the fixing base with the screw.
According to some embodiments of the utility model, the fixing seat is provided with a second protruding edge, and the second protruding edge is provided with a screw hole.
The beneficial effects are that: through set up second protruding edge and screw hole on the fixing base, conveniently install the fixing base on unmanned aerial vehicle with the screw.
According to some embodiments of the utility model, the mounting cavity is provided with a cover plate covering the spindle.
The beneficial effects are that: the cover plate is arranged to play a role in protection, so that the return torsion spring on the rotating shaft is prevented from falling out.
Additional aspects and advantages of the utility model 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 utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a cross-sectional view of FIG. 1 with the addition of a circular ejector pin;
FIG. 4 is an enlarged view of FIG. 3 at A;
Fig. 5 is a schematic view of the folded state of fig. 1.
Reference numerals: the rear wing body 100, the mounting cavity 110, the docking hole 120, the rotating shaft 130, the return torsion spring 140, the rear wing connecting seat 150, the horizontal part 160, the vertical part 170, the mounting hole 180, the compression spring 190, the bolt 200, the fixing seat 210, the servo steering engine 220, the first stepped hole 230, the second stepped hole 240, the head 250, the rod part 260, the clamping edge 270, the rotating hole 280, the first driving gear 290, the second driving gear 300, the servo steering engine bin 310, the first protruding edge 320, the screw hole 330, the second protruding edge 340, the cover plate 350 and the circular ejector rod 360.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed 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 utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
A folding tail of a unmanned aerial vehicle is described in detail below with reference to fig. 1 to 5 in a specific embodiment. It is to be understood that the following description is exemplary only and is not intended to limit the utility model in any way.
As shown in fig. 1 to 5, a folding tail of an unmanned aerial vehicle includes a tail body 100, a tail connection base 150, and a driving device.
Wherein, the end face of the tail body 100 is provided with a mounting cavity 110, the bottom surface of the mounting cavity 110 is provided with a through butt joint hole 120, two sides of the mounting cavity 110 are provided with rotating shafts 130, and the rotating shafts 130 are provided with return torsion springs 140; the tail connecting seat 150 is in a T shape and comprises a horizontal part 160 and a vertical part 170, two sides of the horizontal part 160 are respectively connected with the rotating shaft 130, the tail connecting seat 150 is provided with a mounting hole 180 penetrating the vertical part 170 and the horizontal part 160, a compression spring 190 and a bolt 200 are arranged in the mounting hole 180, and the compression spring 190 drives the bolt 200 to be in butt joint with the butt joint hole 120; the driving device comprises a fixing seat 210 and a servo steering engine 220 arranged on the fixing seat 210, wherein the servo steering engine 220 is used for driving the vertical portion 170 to rotate so as to drive the tail body 100 to rotate. When the tail body 100 needs to be folded, a circular ejector rod 360 is inserted into the butt joint hole 120 from the outer side of the tail body 100, the plug 200 is pushed out of the tail body 100 completely, at this time, the tail body 100 can be turned over, the circular ejector rod 360 is drawn out after being folded, and the tail body is stored by external force, such as being fixed by a rope or a rubber band, or being fixed by a box. When the flight is needed, the external force is released to fix, when the flight main body 100 is not hindered by other external forces, the flight main body 100 is wholly turned to an unfolding state under the restoring force of the return force torsion spring 140, the plug pins 200 in the mounting holes 180 are inserted into the butt joint holes 120 under the action of the compression springs 190, so that the flight main body 100 cannot be folded, when the flight main body 100 needs to adjust the tilting angle, the servo steering engine 220 drives the vertical part 170 to rotate so as to drive the flight main body 100 to rotate, and the flight control system controls the rotating angle. Therefore, the folding tail fin of the unmanned aerial vehicle is simple and reliable in structure, can drive the tail fin to rotate when flying, can fold the tail fin when not flying, and is convenient to store.
As shown in fig. 4, the docking hole 120 is a stepped hole, and includes a first stepped hole 230 at one side of the installation cavity 110 and a second stepped hole 240 at a side remote from the installation cavity 110, and the diameter of the second stepped hole 240 is smaller than that of the latch 200. This arrangement prevents the latch 200 from falling out of the tail body 100 through the docking aperture 120 during use.
As shown in fig. 2, the latch 200 includes a head 250 and a rod 260, and the mounting hole 180 is provided with a catching edge 270 for restraining the head 250 at one side of the horizontal part 160. The latch 200 is prevented from falling out of the tail body 100 from the docking hole 120 during use due to the engagement of the latching edge 270 with the head 250 of the latch 200.
Specifically, the vertical portion 170 is cylindrical, the fixing base 210 is provided with a rotation hole 280 for accommodating the rotation of the vertical portion 170, and an output end of the servo steering engine 220 is disposed at a side of the fixing base 210 away from the tail body 100. The arrangement of the rotation hole 280 is beneficial to the installation of the vertical part 170, so that the tail connecting seat 150 is stably installed, and the working stability is ensured.
In addition, the driving device further includes a first driving gear 290 installed at the vertical part 170, and a second driving gear 300 installed at an output end of the servo steering engine 220, and the second driving gear 300 is engaged with the first driving gear 290. By arranging the first driving gear 290 and the second driving gear 300, the servo steering engine 220 is facilitated to drive the vertical portion 170 to rotate, and installation space is saved. Also, the number of teeth of the second driving gear 300 is smaller than that of the first driving gear 290. This arrangement plays a role in decelerating, and is advantageous in precisely adjusting the rotation angle of the tail body 100.
As shown in fig. 2, a servo steering engine bin 310 is disposed on the fixing base 210, and the servo steering engine 220 is mounted on the servo steering engine bin 310. The servo steering engine bin 310 is arranged to facilitate the installation of the servo steering engine 220 on the fixed seat 210, and the installation space is saved.
It should be noted that, the servo steering engine 220 is provided with a first protruding edge 320 at one side of the output end, and the first protruding edge 320 is provided with a screw hole 330. Through set up first protruding edge 320 and screw hole 330 on servo steering wheel 220, conveniently install servo steering wheel 220 on fixing base 210 with the screw. Similarly, the fixing base 210 is provided with a second protruding edge 340, and the second protruding edge 340 is provided with a screw hole 330. Through set up second protruding edge 340 and screw hole 330 on fixing base 210, conveniently install fixing base 210 on unmanned aerial vehicle with the screw.
As shown in fig. 2 and 5, the mounting cavity 110 is provided with a cover plate 350 covering the rotating shaft 130. The cover plate 350 is provided to protect the torsion spring 140 on the rotation shaft 130 from falling out.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (9)
1. Folding fin of unmanned aerial vehicle, its characterized in that includes:
The tail wing main body (100) is provided with a mounting cavity (110) on the end face, a through butt joint hole (120) is formed in the bottom surface of the mounting cavity (110), rotating shafts (130) are arranged on two sides of the mounting cavity (110), and a return torsion spring (140) is arranged on the rotating shafts (130);
The fin connecting seat (150) is T-shaped and comprises a horizontal part (160) and a vertical part (170), wherein two sides of the horizontal part (160) are respectively connected with the rotating shaft (130), the fin connecting seat (150) is provided with a mounting hole (180) penetrating through the vertical part (170) and the horizontal part (160), a compression spring (190) and a bolt (200) are arranged in the mounting hole (180), and the compression spring (190) drives the bolt (200) to be in butt joint with the butt joint hole (120);
The driving device comprises a fixing seat (210) and a servo steering engine (220) arranged on the fixing seat (210), wherein the servo steering engine (220) is used for driving the vertical portion (170) to rotate so as to drive the tail wing main body (100) to rotate.
2. The folding tail of an unmanned aerial vehicle according to claim 1, wherein the docking aperture (120) is a stepped aperture comprising a first stepped aperture (230) on a side of the mounting cavity (110) and a second stepped aperture (240) on a side remote from the mounting cavity (110), the second stepped aperture (240) having a diameter smaller than the diameter of the plug pin (200).
3. The folding tail of the unmanned aerial vehicle according to claim 1, wherein the latch (200) comprises a head portion (250) and a rod portion (260), and the mounting hole (180) is provided with a clamping edge (270) for limiting the head portion (250) at one side of the horizontal portion (160).
4. The folding tail of an unmanned aerial vehicle according to claim 1, wherein the vertical portion (170) is cylindrical, the fixing base (210) is provided with a rotating hole (280) for accommodating the rotation of the vertical portion (170), and an output end of the servo steering engine (220) is arranged at one side, far away from the tail body (100), of the fixing base (210).
5. The folding tail of claim 4 wherein the drive means further comprises a first drive gear (290) mounted to the upright (170), a second drive gear (300) mounted to the output of the servo steering engine (220), the second drive gear (300) being in mesh with the first drive gear (290).
6. The folding tail of the unmanned aerial vehicle according to claim 4, wherein a servo steering engine bin (310) is arranged on the fixed seat (210), and the servo steering engine (220) is arranged in the servo steering engine bin (310).
7. The folding tail of the unmanned aerial vehicle according to claim 1, wherein the servo steering engine (220) is provided with a first protruding edge (320) at one side of the output end, and the first protruding edge (320) is provided with a screw hole (330).
8. The folding tail of the unmanned aerial vehicle according to claim 1, wherein the fixing base (210) is provided with a second protruding edge (340), and the second protruding edge (340) is provided with a screw hole (330).
9. The folding tail of unmanned aerial vehicle according to claim 1, wherein the mounting chamber (110) is provided with a cover plate (350) covering the rotary shaft (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322847249.3U CN221114398U (en) | 2023-10-23 | 2023-10-23 | Folding fin of unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322847249.3U CN221114398U (en) | 2023-10-23 | 2023-10-23 | Folding fin of unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221114398U true CN221114398U (en) | 2024-06-11 |
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ID=91362919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322847249.3U Active CN221114398U (en) | 2023-10-23 | 2023-10-23 | Folding fin of unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221114398U (en) |
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2023
- 2023-10-23 CN CN202322847249.3U patent/CN221114398U/en active Active
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