CN112278232B - Automatic retracting and unfolding mechanism for tethered rotor wing arm and use method thereof - Google Patents
Automatic retracting and unfolding mechanism for tethered rotor wing arm and use method thereof Download PDFInfo
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- CN112278232B CN112278232B CN202011231611.9A CN202011231611A CN112278232B CN 112278232 B CN112278232 B CN 112278232B CN 202011231611 A CN202011231611 A CN 202011231611A CN 112278232 B CN112278232 B CN 112278232B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/06—Frames; Stringers; Longerons ; Fuselage sections
- B64C1/061—Frames
- B64C1/063—Folding or collapsing to reduce overall dimensions, e.g. foldable tail booms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/30—Parts of fuselage relatively movable to reduce overall dimensions of aircraft
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Abstract
The invention discloses an automatic folding and unfolding mechanism of a tethered rotor wing arm and a using method thereof, the automatic folding and unfolding mechanism comprises a machine body, a groove is arranged in the machine body, storage openings are respectively arranged at four corners of the groove, cover plates are respectively and rotatably connected at four corners of the top of the machine body, a driving assembly for driving the cover plates to rotate is arranged at the top of the machine body, rotating rods are respectively and rotatably connected at four corners of the inner wall of one side of the groove, a hollow pipe is fixedly connected at the top of the rotating rods, the rotor wing arm is rotatably connected at the inner wall of the hollow pipe, one end of the rotor wing arm passes through the storage openings and extends to one side of the machine body, and one end of the rotor wing arm is fixedly connected with a rotor wing. Thereby influence the normal work of mooring rotatory unmanned aerial vehicle, also prolonged its life to a certain extent.
Description
Technical Field
The invention relates to the technical field of tethered rotor unmanned aerial vehicles, in particular to an automatic tethered rotor wing arm folding and unfolding mechanism and a using method thereof.
Background
The mooring rotary unmanned aerial vehicle is an unmanned aerial vehicle system which combines an unmanned aerial vehicle and a mooring comprehensive cable together to realize, the mooring unmanned aerial vehicle transmits electric energy through the photoelectric comprehensive cable, so that the unmanned aerial vehicle can stay in the air for a long time without being limited by electric energy, and the mooring rotary unmanned aerial vehicle can be applied to a plurality of wide fields such as disaster relief and emergency rescue, border patrol, base safety, scenic spot monitoring, geological survey, field operation, forest fire prevention, emergency communication, traffic supervision, news interview, engineering monitoring, environment monitoring, movie and television shooting, scientific research, national defense military industry and the like. When the mooring rotary unmanned aerial vehicle works in the field, the rotor arm needs to be automatically started, so that the mooring rotary unmanned aerial vehicle is convenient to carry and can be prevented from being damaged in the carrying process.
Current mooring rotary unmanned aerial vehicle can not be fast automatic with rotor arm exhibition of receiving and releasing, when the open-air executive task of needs, the comparatively occupation space of rotor arm for carry inconveniently, and carry the damage that causes the rotor arm easily in-process, influence mooring rotary unmanned aerial vehicle's normal work, cause the influence to the task, and can increase use cost.
Disclosure of Invention
To overcome the current disadvantages, the present invention therefore proposes an automatic tethered rotor arm stowing and deploying mechanism and a method of use thereof.
The technical implementation scheme of the invention is as follows: the utility model provides a staying rotor wing arm automatic folding and unfolding mechanism, includes the organism, set up flutedly in the organism, the mouth is all seted up in the four corners of recess, the top four corners of organism all rotates and is connected with the apron, the top of organism is provided with the drive assembly that the drive apron rotated, the four corners position of recess one side inner wall all rotates and is connected with the dwang, the top fixedly connected with hollow tube of dwang, the inner wall of hollow tube rotates and is connected with the rotor arm, one end of rotor arm passes the mouth and extends to one side of organism, one end fixedly connected with rotor wing of rotor arm, be provided with the rotating assembly that drives rotor arm rotation in the recess, the four corners position of recess one side inner wall all rotates and is connected with the second axis of rotation, be provided with the folding and unfolding subassembly that the rotor arm was folded and unfolded on the second axis of rotation, wherein two the fixed cover of second axis of rotation is equipped with the third gear, the fixed cover of outer wall of two in addition second axis of rotation is equipped with the second gear, one side inner wall symmetry of recess is rotated and is connected with first axis of rotation, the fixed cover of outer wall of first axis of rotation is equipped with first gear, first gear and third gear, second gear all mesh, set up in driving first axis of rotation pivoted power component in the recess.
Preferably, drive assembly includes that organism top four corners all rotates the second electric putter of connecting, second electric putter's top is rotated and is connected with the V-arrangement dwang, the bottom of V-arrangement dwang and the top of organism are rotated and are connected, the one end of V-arrangement dwang is rotated and is connected with the third connecting rod, the bottom of third connecting rod and one side rotation connection of corresponding apron.
Preferably, the rotating assembly comprises four arc-shaped rack plates fixedly arranged on the inner wall of one side of the groove, the outer wall of each rotor arm is fixedly sleeved with a helical gear, and the helical gears are meshed with the corresponding arc-shaped rack plates.
Preferably, the folding and unfolding assembly comprises a first connecting rod fixedly sleeved on the outer wall of the second rotating shaft, one end of the first connecting rod is rotatably connected with a second connecting rod, and one end of the second connecting rod is fixedly connected with the outer wall of the corresponding hollow pipe.
Preferably, power component includes one side inner wall fixed connection's of recess slide rail, one side sliding connection of slide rail has the triangle slider, one side inner wall fixed connection of recess has the mounting panel, one side of mounting panel is fixed and is provided with first electric putter, one side fixed connection of first electric putter's piston rod and triangle slider, the spout has been seted up to the bilateral symmetry of triangle slider, the bottom inner wall symmetry sliding connection of recess has the rack board, two one side fixedly connected with slider that the rack board is close to each other, shown slider and spout sliding connection, fixed cover is equipped with the fourth gear on the outer wall of first axis of rotation, rack board and corresponding fourth gear mesh mutually.
Preferably, the top of the machine body is fixedly provided with a controller, and the controller is electrically connected with the first electric push rod and the second electric push rod.
Preferably, the inner walls of the two sides of the groove are fixedly connected with springs, and one ends of the springs are fixedly connected with one ends of the corresponding rack plates.
Preferably, the inner walls of the two sides of the machine body are symmetrically and fixedly connected with a falling prevention frame, and the falling prevention frame is made of rubber.
A method of using a tethered rotor arm automatic deploy mechanism, comprising the steps of:
s1, when the rotor arm needs to be folded and unfolded, the controller receives corresponding signals and simultaneously starts the four second electric push rods to work, the second electric push rods stretch and retract to drive the V-shaped rotating rod to rotate, the V-shaped rotating rod rotates to drive the third connecting rod to move, the third connecting rod moves to drive the cover plate to rotate, and the cover plate rotates to open the cover of the containing opening;
s2, when the cover plate covers the containing opening, the controller starts the first electric push rod to work, the first electric push rod stretches and retracts to drive the triangular slide block to slide, the triangular slide block slides to drive the two rack plates to slide oppositely, the two rack plates slide oppositely to drive the two fourth gears to rotate oppositely, and the two fourth gears rotate oppositely to drive the two first rotating shafts to rotate oppositely;
s3, the two first rotating shafts rotate oppositely to drive the two first gears to rotate oppositely, the first gears rotate to drive the second gears and the third gears to rotate oppositely, the second gears and the third gears rotate oppositely to drive the second rotating shafts fixedly connected with the second gears to rotate oppositely, the second rotating shafts rotate to drive the first connecting rods to rotate, the first connecting rods rotate to drive the second connecting rods to rotate, the second connecting rods rotate to drive the hollow pipes to rotate, the hollow pipes rotate to drive the rotor arms to rotate, and the rotors are rotated into the grooves through the accommodating openings by the rotation of the rotor arms;
s4, the helical gear is driven to rotate while the rotor wing arm rotates, the helical gear drives the rotor wing arm to rotate in the hollow pipe, the rotor wing is driven to rotate by the rotation in the hollow pipe, and when the rotor wing is retracted into the groove, the rotor wing just rotates to the vertical direction;
s5, when the rotor arm is stored, the second electric push rod is opened to cover the storage opening, and the rotor is prevented from being damaged in the carrying process.
The invention has the beneficial effects that:
1. when the rotor arm needs to be folded and unfolded, the controller receives corresponding signals and simultaneously starts the four second electric push rods to work, the second electric push rods stretch and retract to drive the V-shaped rotating rod to rotate, the V-shaped rotating rod rotates to drive the third connecting rod to move, the third connecting rod moves to drive the cover plate to rotate, and the cover plate rotates to open the cover of the containing opening;
2. when the cover plate covers the containing opening, the controller starts the first electric push rod to work, the first electric push rod stretches and retracts to drive the triangular slide block to slide, the triangular slide block slides to drive the two rack plates to slide oppositely, the two rack plates slide oppositely to drive the two fourth gears to rotate oppositely, and the two fourth gears rotate oppositely to drive the two first rotating shafts to rotate oppositely;
3. the two first rotating shafts rotate oppositely to drive the two first gears to rotate oppositely, the first gears rotate to drive the second gears and the third gears to rotate oppositely, the second gears and the third gears rotate oppositely to drive the second rotating shafts fixedly connected with the second gears to rotate oppositely, the second rotating shafts rotate to drive the first connecting rods to rotate, the first connecting rods rotate to drive the second connecting rods to rotate, the hollow pipes rotate to drive the hollow pipes to rotate, the hollow pipes rotate to drive the rotor arms to rotate, and the rotors are rotated into the grooves through the accommodating openings by the rotation of the rotor arms;
4. drive the helical gear and rotate when the rotor arm rotates, the rotation of helical gear drives the rotor arm and takes place to rotate in the hollow tube, and rotation in the hollow tube drives the rotor and rotates, and when the recess of receiving, the rotor just in time rotates vertical direction, accomodates the back when the rotor arm, opens second electric putter's work, will accomodate the mouth and cover, prevents to cause the damage to the rotor carrying the in-process.
The invention realizes the function of automatically folding and unfolding the rotor arm of the mooring rotary unmanned aerial vehicle, reduces the volume of the mooring rotary unmanned aerial vehicle, is convenient to carry, and avoids the damage of the rotor arm caused by the mooring rotary unmanned aerial vehicle in the carrying process, thereby influencing the normal work of the mooring rotary unmanned aerial vehicle and prolonging the service life of the mooring rotary unmanned aerial vehicle to a certain extent.
Drawings
Fig. 1 is a schematic top sectional structure of the present invention.
Fig. 2 is a schematic top view of the rotor arm of the present invention after being stowed.
Fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 4 is an enlarged structural diagram of part B in fig. 2 according to the present invention.
Fig. 5 is a front view of the first rotating shaft according to the present invention.
Fig. 6 is a front view schematically showing the structure of the rack plate of the present invention.
FIG. 7 is a schematic three-dimensional structure diagram of the triangular slider of the present invention.
Fig. 8 is a three-dimensional structure diagram of the V-shaped rotating rod of the present invention.
In the figure: 1. a body; 2. a groove; 3. a receiving opening; 4. a rotor; 5. a rotor arm; 6. a hollow tube; 7. rotating the rod; 8. an arc-shaped rack plate; 9. a helical gear; 10. a triangular slider; 11. a first electric push rod; 12. a rack plate; 13. a first rotating shaft; 14. a first gear; 15. a second rotating shaft; 16. a second gear; 17. a third gear; 18. a slide rail; 19. a controller; 20. a first connecting rod; 21. a second connecting rod; 22. a fourth gear; 23. a slider; 24. a chute; 25. a spring; 26. a cover plate; 27. a V-shaped rotating rod; 28. a third connecting rod; 29. a second electric push rod; 30. an anti-falling frame; 31. and (7) mounting the plate.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Examples
As shown in fig. 1-8, an automatic retracting mechanism for mooring rotor wing arm comprises a body 1, a groove 2 is formed in the body 1, storage openings 3 are formed at four corners of the groove 2, four corners of the top of the body 1 are rotatably connected with cover plates 26, a driving assembly for driving the cover plates 26 to rotate is arranged at the top of the body 1, rotating rods 7 are rotatably connected at four corners of an inner wall of one side of the groove 2, a hollow tube 6 is fixedly connected at the top of the rotating rod 7, a rotor arm 5 is rotatably connected to an inner wall of the hollow tube 6, one end of the rotor arm 5 passes through the storage openings 3 and extends to one side of the body 1, a rotor wing 4 is fixedly connected to one end of the rotor wing arm 5, a rotating assembly for driving the rotor wing arm 5 to rotate is arranged in the groove 2, a second rotating shaft 15 is rotatably connected at four corners of an inner wall of one side of the groove 2, a retracting assembly for retracting the rotor wing arm 5 is arranged on the second rotating shaft 15, wherein the fixed cover of outer wall of two second axis of rotation 15 is equipped with third gear 17, and the fixed cover of outer wall of two other second axis of rotation 15 is equipped with second gear 16, and one side inner wall symmetry of recess 2 is rotated and is connected with first axis of rotation 13, and the fixed cover of outer wall of first axis of rotation 13 is equipped with first gear 14, and first gear 14 and third gear 17, second gear 16 all mesh, are set up in driving first axis of rotation 13 pivoted power component in the recess 2.
In this embodiment, the drive assembly includes that organism 1 top four corners all rotates the second electric putter 29 of connecting, and the top of second electric putter 29 is rotated and is connected with V-arrangement dwang 27, and the bottom of V-arrangement dwang 27 and the top of organism 1 are rotated and are connected, and the one end of V-arrangement dwang 27 is rotated and is connected with third connecting rod 28, and the bottom of third connecting rod 28 and one side of corresponding apron 26 are rotated and are connected.
In this embodiment, the rotating assembly includes four arc rack plates 8 that one side inner wall of recess 2 was fixed to be set up, and the outer wall of four rotor arms 5 is all fixed the cover and is equipped with helical gear 9, and helical gear 9 meshes with corresponding arc rack plate 8 mutually.
In this embodiment, the folding and unfolding assembly includes a first connecting rod 20 fixedly sleeved on the outer wall of the second rotating shaft 15, one end of the first connecting rod 20 is rotatably connected with a second connecting rod 21, and one end of the second connecting rod 21 is fixedly connected with the outer wall of the corresponding hollow tube 6.
In this embodiment, power component includes one side inner wall fixed connection's of recess 2 slide rail 18, one side sliding connection of slide rail 18 has triangle slider 10, one side inner wall fixed connection of recess 2 has mounting panel 31, one side of mounting panel 31 is fixed and is provided with first electric putter 11, one side fixed connection of first electric putter 11's piston rod and triangle slider 10, spout 24 has been seted up to the bilateral symmetry of triangle slider 10, the bottom inner wall symmetrical sliding connection of recess 2 has rack plate 12, one side fixed connection has slider 23 that two rack plates 12 are close to each other, shown slider 23 and spout 24 sliding connection, fixed cover is equipped with fourth gear 22 on the outer wall of first axis of rotation 13, rack plate 12 meshes with corresponding fourth gear 22 mutually.
In this embodiment, the controller 19 is fixedly mounted on the top of the machine body 1, and the controller 19 is electrically connected to the first electric push rod 11 and the second electric push rod 29.
In this embodiment, the inner walls of the two sides of the groove 2 are fixedly connected with springs 25, and one end of each spring 25 is fixedly connected with one end of the corresponding rack plate 12.
In this embodiment, the two side inner walls of the machine body 1 are symmetrically and fixedly connected with the anti-falling frame 30, and the anti-falling frame 30 is made of rubber.
A method of using a tethered rotor arm automatic deploy mechanism, comprising the steps of:
s1, when the rotor arm 5 needs to be folded and unfolded, the controller 19 receives corresponding signals and simultaneously starts the four second electric push rods 29 to work, the second electric push rods 29 stretch and retract to drive the V-shaped rotating rod 27 to rotate, the V-shaped rotating rod 27 rotates to drive the third connecting rod 28 to move, the third connecting rod 28 moves to drive the cover plate 26 to rotate, and the cover plate 26 rotates to open the cover of the receiving opening 3;
s2, after the cover plate 26 is opened to cover the containing port 3, the controller 19 starts the first electric push rod 11 to work, the first electric push rod 11 stretches and retracts to drive the triangular slide block 10 to slide, the triangular slide block 10 slides to drive the two rack plates 12 to slide oppositely, the two rack plates 12 slide oppositely to drive the two fourth gears 22 to rotate oppositely, and the two fourth gears 22 rotate oppositely to drive the two first rotating shafts 13 to rotate oppositely;
s3, the two first rotating shafts 13 rotate oppositely to drive the two first gears 14 to rotate oppositely, the first gears 14 rotate to drive the second gears 16 and the third gears 17 to rotate oppositely, the second gears 16 and the third gears 17 rotate oppositely to drive the second rotating shafts 15 fixedly connected with the second gears 15 to rotate oppositely, the second rotating shafts 15 rotate to drive the first connecting rods 20 to rotate, the first connecting rods 20 rotate to drive the second connecting rods 21 to rotate, the second connecting rods 21 rotate to drive the hollow pipes 6 to rotate, the hollow pipes 6 rotate to drive the rotor arms 5 to rotate, and the rotors 4 are rotated into the grooves 2 through the accommodating ports 3 by the rotation of the rotor arms 5;
s4, the helical gear 9 is driven to rotate while the rotor arm 5 rotates, the helical gear 9 rotates to drive the rotor arm 5 to rotate in the hollow tube 6, the rotor 4 is driven to rotate by the rotation in the hollow tube 6, and when the groove 2 is retracted, the rotor 4 just rotates to the vertical direction;
s5, after rotor arm 5 is stored, the second electric push rod 29 is opened to cover the storage port 3, and the rotor is prevented from being damaged in the carrying process.
The working principle is as follows: when the rotor arm 5 needs to be folded and unfolded, the controller 19 receives corresponding signals and simultaneously starts the four second electric push rods 29 to work, the second electric push rods 29 stretch and contract to drive the V-shaped rotating rod 27 to rotate, the V-shaped rotating rod 27 rotates to drive the third connecting rod 28 to move, the third connecting rod 28 moves to drive the cover plate 26 to rotate, the cover plate 26 rotates to open the cover of the accommodating opening 3, after the cover plate 26 opens the cover of the accommodating opening 3, the controller 19 starts the first electric push rod 11 to work, the first electric push rod 11 stretches and contracts to drive the triangular sliding block 10 to slide, the sliding of the triangular sliding block 10 drives the two rack plates 12 to slide oppositely, the two rack plates 12 slide oppositely to drive the two fourth gears 22 to rotate oppositely, the two fourth gears 22 rotate oppositely to drive the two first rotating shafts 13 to rotate oppositely, the two first rotating shafts 13 drive the two first gears 14 to rotate oppositely, the rotation of the first gear 14 drives the opposite rotation of the second gear 16 and the third gear 17, the opposite rotation of the second gear 16 and the third gear 17 drives the opposite rotation of the second rotation shaft 15 fixedly connected with the second gear, the rotation of the second rotation shaft 15 drives the first connecting rod 20 to rotate, the rotation of the first connecting rod 20 drives the second connecting rod 21 to rotate, the rotation of the second connecting rod 21 drives the hollow pipe 6 to rotate, the rotation of the hollow pipe 6 drives the rotation of the rotor arm 5, the rotation of the rotor arm 5 rotates the rotor 4 into the groove 2 through the receiving port 3, the rotation of the rotor arm 5 simultaneously drives the bevel gear 9 to rotate, the rotation of the rotor arm 5 in the hollow pipe 6 drives the rotor 4 to rotate, when the rotor 4 is received into the groove 2, the rotor 4 just rotates to the vertical direction, when the rotor arm 5 is received, the second electric push rod 29 is started, cover containing port 3, prevent to cause the damage to the rotor carrying the in-process.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a staying rotor wing arm automatic folding and unfolding mechanism, includes organism (1), its characterized in that, recess (2) have been seted up in organism (1), storage opening (3) have all been seted up in the four corners of recess (2), the top four corners of organism (1) all is rotated and is connected with apron (26), the top of organism (1) is provided with drive apron (26) pivoted drive assembly, the four corners position of recess (2) one side inner wall all is rotated and is connected with dwang (7), the top fixedly connected with hollow tube (6) of dwang (7), the inner wall of hollow tube (6) is rotated and is connected with rotor wing arm (5), the one end of rotor wing arm (5) passes storage opening (3) and extends to one side of organism (1), the one end fixedly connected with rotor (4) of rotor wing arm (5), be provided with in recess (2) and drive rotor wing arm (5) pivoted rotating assembly, the four corners position of recess (2) one side inner wall all rotates and is connected with second axis of rotation (15), be provided with the receipts exhibition subassembly of taking up the rotor arm (5) and exhibition on second axis of rotation (15), wherein two the outer wall fixed cover of second axis of rotation (15) is equipped with third gear (17), two in addition the outer wall fixed cover of second axis of rotation (15) is equipped with second gear (16), one side inner wall symmetry of recess (2) rotates and is connected with first axis of rotation (13), the outer wall fixed cover of first axis of rotation (13) is equipped with first gear (14), first gear (14) and third gear (17), second gear (16) all mesh, be provided with in recess (2) and drive first axis of rotation (13) pivoted power component.
2. A tethered rotor arm automatic deploy and deploy mechanism according to claim 1, wherein the drive assembly comprises a second electric push rod (29) rotatably connected to the top four corners of the airframe (1), the top of the second electric push rod (29) is rotatably connected to a V-shaped rotating rod (27), the bottom of the V-shaped rotating rod (27) is rotatably connected to the top of the airframe (1), one end of the V-shaped rotating rod (27) is rotatably connected to a third connecting rod (28), and the bottom of the third connecting rod (28) is rotatably connected to one side of the corresponding cover plate (26).
3. The automatic retracting mechanism of a mooring rotor arm according to claim 1, wherein the rotating assembly comprises four arc-shaped rack plates (8) fixedly arranged on the inner wall of one side of the groove (2), helical gears (9) are fixedly sleeved on the outer walls of the four rotor arms (5), and the helical gears (9) are meshed with the corresponding arc-shaped rack plates (8).
4. The automatic tethered rotor arm deployment mechanism of claim 1, wherein the deployment assembly comprises a first connecting rod (20) fixedly sleeved on the outer wall of the second rotating shaft (15), wherein one end of the first connecting rod (20) is rotatably connected with a second connecting rod (21), and one end of the second connecting rod (21) is fixedly connected with the outer wall of the corresponding hollow tube (6).
5. The automatic mooring rotor arm folding and unfolding mechanism according to claim 1, wherein the power assembly comprises a slide rail (18) fixedly connected to one inner wall of the groove (2), a triangular slider (10) is slidably connected to one side of the slide rail (18), a mounting plate (31) is fixedly connected to one inner wall of the groove (2), a first electric push rod (11) is fixedly arranged on one side of the mounting plate (31), a piston rod of the first electric push rod (11) is fixedly connected to one side of the triangular slider (10), sliding grooves (24) are symmetrically formed in two sides of the triangular slider (10), rack plates (12) are symmetrically slidably connected to the inner wall of the bottom of the groove (2), a slider (23) is fixedly connected to one side of the two rack plates (12) close to each other, and the slider (23) is slidably connected to the sliding grooves (24), the outer wall of the first rotating shaft (13) is fixedly sleeved with a fourth gear (22), and the rack plate (12) is meshed with the corresponding fourth gear (22).
6. A tethered rotor arm auto-deploy mechanism according to claim 1, wherein a controller (19) is fixedly mounted on the top of the body (1), the controller (19) being electrically connected to the first electric push rod (11) and the second electric push rod (29).
7. A captive rotor arm automatic retraction mechanism according to claim 1, wherein the recess (2) has springs (25) fixedly attached to its inner walls on both sides, one end of the springs (25) being fixedly attached to one end of the corresponding rack plate (12).
8. The automatic tethered rotor arm deployment mechanism according to claim 1, wherein the inner walls of the two sides of the body (1) are symmetrically and fixedly connected with an anti-falling frame (30), the anti-falling frame (30) being made of rubber.
9. Use of a tethered rotor arm automatic retraction mechanism according to any of claims 1-8, comprising the steps of:
s1, when the rotor arm (5) needs to be folded and unfolded, the controller (19) receives corresponding signals and simultaneously starts the four second electric push rods (29) to work, the second electric push rods (29) stretch and retract to drive the V-shaped rotating rod (27) to rotate, the V-shaped rotating rod (27) rotates to drive the third connecting rod (28) to move, the third connecting rod (28) moves to drive the cover plate (26) to rotate, and the cover plate (26) rotates to open the cover of the storage opening (3);
s2, after the cover plate (26) is opened to cover the containing port (3), the controller (19) starts the first electric push rod (11) to work, the first electric push rod (11) stretches and retracts to drive the triangular sliding block (10) to slide, the triangular sliding block (10) slides to drive the two rack plates (12) to slide in opposite directions, the two rack plates (12) slide in opposite directions to drive the two fourth gears (22) to rotate in opposite directions, and the two fourth gears (22) rotate in opposite directions to drive the two first rotating shafts (13) to rotate in opposite directions;
s3, the two first rotating shafts (13) rotate oppositely to drive the two first gears (14) to rotate oppositely, the first gears (14) rotate to drive the second gears (16) and the third gears (17) to rotate oppositely, the second gears (16) and the third gears (17) rotate oppositely to drive the second rotating shafts (15) fixedly connected with the second gears to rotate oppositely, the second rotating shafts (15) rotate to drive the first connecting rods (20) to rotate, the first connecting rods (20) rotate to drive the second connecting rods (21) to rotate, the second connecting rods (21) rotate to drive the hollow pipes (6) to rotate, the rotation of the hollow pipes (6) drives the rotation of the rotor arms (5), and the rotors (4) are rotated into the grooves (2) through the accommodating ports (3) by the rotation of the rotor arms (5);
s4, the helical gear (9) is driven to rotate while the rotor wing arm (5) rotates, the helical gear (9) rotates to drive the rotor wing arm (5) to rotate in the hollow pipe (6), the rotor wing (4) is driven to rotate by rotation in the hollow pipe (6), and when the groove (2) is retracted, the rotor wing (4) just rotates to the vertical direction;
s5, when the rotor arm (5) is stored, the second electric push rod (29) is started to work, the storage opening (3) is covered, and the rotor is prevented from being damaged in the carrying process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011231611.9A CN112278232B (en) | 2020-11-06 | 2020-11-06 | Automatic retracting and unfolding mechanism for tethered rotor wing arm and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231611.9A CN112278232B (en) | 2020-11-06 | 2020-11-06 | Automatic retracting and unfolding mechanism for tethered rotor wing arm and use method thereof |
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| CN112278232A CN112278232A (en) | 2021-01-29 |
| CN112278232B true CN112278232B (en) | 2021-11-23 |
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| CN112874759B (en) * | 2021-02-25 | 2023-05-26 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Portable unmanned aerial vehicle for power grid inspection |
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| US10870477B1 (en) * | 2016-04-05 | 2020-12-22 | Fpv Manuals Llc | Foldable arm mechanism for rotary wing aircraft |
| CN106741912A (en) * | 2017-01-03 | 2017-05-31 | 山东鹰翼航空科技有限公司 | Multi-rotor unmanned aerial vehicle during a kind of foldable boat long |
| CN108860561A (en) * | 2018-04-24 | 2018-11-23 | 朱承启 | A kind of novel equipment of taking photo by plane for low latitude monitoring |
| CN109279017A (en) * | 2018-11-16 | 2019-01-29 | 华东理工大学 | One kind receives the foldable verification unmanned plane of type |
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| CN112278232A (en) | 2021-01-29 |
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