CN220518600U - Folding and unfolding locking mechanism of unmanned aerial vehicle folding cantilever - Google Patents
Folding and unfolding locking mechanism of unmanned aerial vehicle folding cantilever Download PDFInfo
- Publication number
- CN220518600U CN220518600U CN202322240658.7U CN202322240658U CN220518600U CN 220518600 U CN220518600 U CN 220518600U CN 202322240658 U CN202322240658 U CN 202322240658U CN 220518600 U CN220518600 U CN 220518600U
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- cantilever
- folding
- peripheral surface
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 49
- 230000002093 peripheral effect Effects 0.000 claims abstract description 42
- 238000013459 approach Methods 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000006467 substitution reaction Methods 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
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
The utility model provides a folding cantilever's of unmanned aerial vehicle exhibition closes locking mechanism, includes cantilever carbon tube, sleeve pipe fixed plate, sleeve pipe spare, driving lever, pin and elastic drive piece, the sleeve pipe fixed plate include with unmanned aerial vehicle frame fixed connection's mounting hole, the shaft hole of installation sleeve pipe spare, and with the coaxial guide part that sets up in shaft hole; the sleeve part comprises a first installation part which is fixedly connected with the carbon tube, a shaft part which is inserted into the shaft hole for axial fixation and circumferential rotation, a first hinge hole for installing a deflector rod, and a slotted hole for installing a pin, and the shaft part is perpendicular to the axis of the carbon tube; the driving lever comprises a pressing end, a locking end and a second hinge hole which is arranged at the two ends and is directly connected with the first hinge hole in a hinge mode through a coaxial bolt, the locking end is provided with a pin hole close to the oblong hole, the pin is inserted into the pin hole and penetrates through the oblong hole to extend to the peripheral surface of the guiding part to be in tangential sliding fit, the pin is axially fixed with the pin hole, and the elastic driving piece drives the pin to approach the peripheral surface of the guiding part.
Description
Technical Field
The utility model relates to the technical field of fasteners, in particular to a folding cantilever unfolding and locking mechanism of an unmanned aerial vehicle.
Background
The multi-rotor electric unmanned aerial vehicle is an unmanned aerial vehicle with a plurality of cantilevers, has the advantages of simple structure, low noise, flexible maneuvering, quick response, low operation requirement and the like, and is widely applied to the tasks of agricultural planting protection, forest fire monitoring, aerial photography, land measurement, post-disaster loss assessment and the like.
The existing electric unmanned aerial vehicle is mostly a multi-shaft unmanned aerial vehicle, such as a four-shaft unmanned aerial vehicle, a six-shaft unmanned aerial vehicle and the like, the whole machine has small take-off weight, but the cantilever is unfolded greatly, and certain difficulties are brought to the transportation, carrying, storage and the like of the unmanned aerial vehicle. Therefore, in order to improve the portability of the unmanned aerial vehicle and reduce the cost of transportation, many unmanned aerial vehicles with foldable cantilevers have appeared.
But the technical problems of the existing foldable cantilever are that: along with the switching of the two states of the cantilever in the expanding and the folding, after the rotation of the cantilever reaches the design position, the cantilever can be kept in a stable locking state, particularly in the expanding state, if the cantilever can not be smoothly expanded according to the design requirement, the cantilever can be smoothly expanded to meet the flight control angle, and the stable locking is kept to keep the gesture, so that the flight stability of the unmanned aerial vehicle can be influenced.
Therefore, a fixing and locking structure is required to be designed when the cantilever is in an unfolded and folded state, the cantilever can rotate along with the cantilever to automatically fall and lock, the user can conveniently and simply operate and unlock, and the mistaken touch and opening can be avoided in the folded state.
Disclosure of Invention
In order to solve the defects of the technology, the utility model provides the folding and unfolding locking mechanism of the folding cantilever of the unmanned aerial vehicle, the frame is integrally embedded with the color steel plate for sealing, parts for maintenance and replacement need to enter from an auxiliary machine, and only conventional operation control is reserved in an operation room.
The utility model is further provided with: an unfolding and folding locking mechanism of a folding cantilever of an unmanned aerial vehicle comprises a cantilever carbon tube, a sleeve fixing plate, a sleeve piece, a deflector rod, a pin and an elastic driving piece,
the sleeve fixing plate comprises a mounting hole fixedly connected with the unmanned aerial vehicle frame, a shaft hole for mounting a sleeve piece and a guide part coaxially arranged with the shaft hole;
the sleeve part comprises a first installation part which is fixedly connected with the carbon tube, a shaft part which is inserted into the shaft hole for axial fixation and circumferential rotation, a first hinge hole for installing a deflector rod, and a slotted hole for installing a pin, and the shaft part is perpendicular to the axis of the carbon tube;
the driving rod comprises a pressing end, a locking end and a second hinge hole which is arranged at the two ends and is directly connected with the first hinge hole through a coaxial bolt hinge, the locking end is provided with a pin hole which is close to the oblong hole, the pin is inserted into the pin hole and passes through the oblong hole to extend to the peripheral surface of the guide part to be in tangential sliding fit, the pin is axially fixed with the pin hole, and the elastic driving piece is connected with the sleeve piece and elastically drives the pin to approach the peripheral surface of the guide part;
the cantilever carbon tube is provided with a folding and folding posture and an unfolding posture relative to the unmanned aerial vehicle frame, when the pin rotates to the folding and folding posture along with the cantilever carbon tube, the relative position between the pin and the outer peripheral surface of the guide part is a folding station, when the pin rotates to the unfolding posture along with the cantilever carbon tube, the relative position between the pin and the outer peripheral surface of the guide part is an unfolding station, the outer peripheral surface of the guide part is provided with a falling locking groove at the unfolding station, the radius of the falling locking groove relative to the center of the guide part is smaller than the radius of the folding station relative to the center of the guide part, and the oblong hole is arranged along the direction from the outer peripheral surface of the guide part to the falling locking groove;
when the pin rotates to an unfolding station along the peripheral surface of the guide part along with the cantilever carbon tube, the pin is driven by the elastic driving piece to sink into the locking groove to be clamped, and the pushing end of the deflector rod drives the pin to be separated from the locking groove.
By adopting the technical scheme, the cantilever carbon tube is in a horizontal posture relative to the unmanned aerial vehicle body, one end of the cantilever carbon tube is provided with a motor, a rotor wing and other parts, the other end of the cantilever carbon tube is fixedly connected with the sleeve part, and the sleeve part is in horizontal rotary fit with the sleeve fixing plate (body) through the shaft part, so that the unmanned aerial vehicle cantilever can surround the shaft part and be unfolded or folded in a rotary manner relative to the body.
The deflector rod, the pin and the elastic driving piece on the sleeve part integrally rotate along with the cantilever carbon tube, and the sleeve fixing plate is fixed at random, so that the pin moves along with the rotation of the cantilever carbon tube and simultaneously tangentially slides on the outer peripheral surface of the guide part coaxially arranged in the shaft hole under the force of the elastic driving piece.
The outer peripheral surface of the guide part is provided with a falling lock groove at the unfolding station, when the cantilever carbon tube is unfolded in a rotating mode relative to the unmanned aerial vehicle, the pin slides to the falling lock groove along the outer peripheral surface of the guide part, and when the cantilever is unfolded in place, the pin is driven by the elastic driving piece to enter the falling lock groove, so that falling lock fixing is completed.
When the cantilever carbon tube is required to be folded, the pressing end of the deflector rod is pressed, the locking end of the deflector rod opposite to the other side of the second hinge hole is tilted towards the direction away from the center of the guide part, so that the pin is driven to be separated from the locking groove and returns to the position of the outer peripheral surface of the guide part, and then the cantilever carbon tube is rotated, so that the pin slides back to the folding station along the outer peripheral surface of the guide part.
The slotted hole is used for guiding the pin to make a motion track which is radially close to or far away from the center of the guide part.
The utility model is further provided with: the outer peripheral surface of the guide part and the folding station are provided with damping grooves, the contours of the damping grooves are matched and clamped with the contours of the pins, and the openings of the damping grooves are opposite to the moving paths of the pins.
By adopting the technical scheme, the pin returning to the folding station is clamped through the damping groove arranged at the folding station, and the pin can be unfolded after the external force is applied under the operation.
The utility model is further provided with: the sleeve fixing plate comprises an upper fixing plate and a lower fixing plate which are symmetrically arranged, and the upper fixing plate and the lower fixing plate are symmetrically arranged at two sides of the sleeve pipe fitting along the axial direction of the shaft hole;
the sleeve part is provided with shaft parts inserted into shaft holes on two side end surfaces of the upper and lower fixing plates, the middle part of the sleeve part is provided with a mounting groove on the upper and lower fixing plates, the slotted hole and the first hinge hole penetrate through the mounting groove, the deflector rod and the elastic driving part are arranged in the mounting groove, and the deflector rod is provided with a mounting groove and extends to the outer peripheral surface of the guide part through the slotted hole.
By adopting the technical scheme, the two-sided clamping structure with more stability is adopted, so that the two end faces of the sleeve part are stably connected.
The utility model is further provided with: the elastic driving piece comprises a torsion spring rod and a double torsion spring, the sleeve piece is provided with a rod hole in the same axial direction as the first hinge hole, the torsion spring rod is inserted in the rod hole and fixed, the double torsion spring is sleeved on the plug pin of the first hinge hole, the double torsion spring comprises a first connecting end extending to the plug pin and sleeved and fixed, and a second connecting end extending to the locking end of the deflector rod and abutting and pressing, and the second connecting end of the double torsion spring drives the locking end of the deflector rod to approach the peripheral surface of the guiding part.
By adopting the technical scheme, the double torsion spring is used as the first embodiment of the elastic driving piece, one end of the double torsion spring is stabilized by the torsion spring rod, the other end of the double torsion spring is abutted against the locking end of the deflector rod, the locking end is driven to approach the outer peripheral surface of the guiding part by the deformation resistance of the double torsion spring, the power automatically entering when the pin enters the locking groove is provided, and the locking state is maintained.
The utility model is further provided with: the locking end of the deflector rod is provided with a slot penetrating from the outer peripheral surface to the pin hole in the radial direction, the pin is provided with a jack corresponding to the slot, and the locking mechanism further comprises a screw pin penetrating through the slot and inserted into the jack.
The utility model is further provided with: the shaft part and the shaft hole are directly provided with a round pad and a stainless steel gasket.
The utility model has the beneficial effects that: the guide part is provided with a falling lock groove and a damping groove corresponding to the positions of the pins when the cantilever carbon tube is unfolded and folded, and the structure of the deflector rod and the elastic driving piece is combined, so that the function of automatic locking when the cantilever carbon tube rotates to two stations is realized. According to the structure, a user does not need to specially control the rotation angle of the cantilever carbon tube, and through the preset starting point and the preset end point, the user only needs to rotate the cantilever carbon tube and press the deflector rod to perform two actions, and the cantilever carbon tube can automatically fall down to lock when moving in place.
Drawings
FIG. 1 is a block diagram of FIG. 1 of an embodiment of the present utility model;
FIG. 2 is a block diagram of FIG. 2 in accordance with an embodiment of the present utility model;
FIG. 3 is a drawing of a structure of a folded state according to an embodiment of the present utility model;
fig. 4 is a diagram illustrating a deployment process according to an embodiment of the present utility model.
FIG. 5 is a diagram showing a state of a spread lock in an embodiment of the present utility model;
FIG. 6 is an exploded view of FIG. 1 of an embodiment of the present utility model;
fig. 7 is an exploded view of fig. 2 of an embodiment of the present utility model.
The device comprises a 1-cantilever carbon tube, a 2-sleeve fixing plate, a 21-unmanned aerial vehicle frame, a 22-mounting hole, a 23-shaft hole, a 24-guiding part, a 241-falling locking groove, a 242-damping groove, a 3-sleeve part, a 31-first mounting part, a 32-shaft part, a 33-first hinge hole, a 34-oblong hole, a 35-mounting groove, a 4-deflector rod, a 41-pressing end, a 42-locking end, a 421-slot, a 43-second hinge hole, a 44-pin hole, a 5-pin, a 61-torsion spring rod, a 62-double torsion spring and a 7-screw pin.
For the purpose of better illustrating the present embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions, and furthermore, the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Detailed Description
In order to make the technical solution of the present application and the advantages thereof more apparent, the technical solution of the present application will be more fully described in detail below with reference to the accompanying drawings, it being understood that the specific embodiments described herein are only some of the embodiments of the present application, which are for explanation of the present application, not for limitation of the present application. It should be noted that, for convenience of description, only the portion relevant to the present application is shown in the drawings, and other relevant portions may refer to a general design, and without conflict, the embodiments and technical features in the embodiments may be combined with each other to obtain new embodiments.
The utility model will now be described in detail with reference to the accompanying drawings, as shown in figures 1-5,
the folding cantilever unfolding and folding locking mechanism of the unmanned aerial vehicle comprises a cantilever carbon tube 1, a sleeve fixing plate 2, a sleeve part 3, a deflector rod 4, a pin 5 and an elastic driving part, wherein the sleeve fixing plate 2 comprises a mounting hole 22 fixedly connected with a frame 21 of the unmanned aerial vehicle, a shaft hole 23 for mounting the sleeve part 3 and a guide part 24 coaxially arranged with the shaft hole 23;
the sleeve member 3 comprises a first mounting part 31 fixedly connected with the carbon tube, a shaft part 32 inserted into the shaft hole 23 for axial fixation and circumferential rotation, a first hinge hole 33 for mounting the deflector rod 4, and a slotted hole 34 for mounting the pin 5, wherein the shaft part 32 is perpendicular to the axis of the carbon tube;
the deflector rod 4 comprises a pressing end 41, a locking end 42 and a second hinge hole 43 arranged at the two ends directly, the second hinge hole 43 is in coaxial pin hinge connection with the first hinge hole 33, the locking end 42 is provided with a pin hole 44 close to the oblong hole 34, the pin 5 is inserted in the pin hole 44 and penetrates through the oblong hole 34 to extend to the peripheral surface of the guide part 24 for tangential sliding fit, the pin 5 is axially fixed with the pin hole 44, and the elastic driving piece is connected with the sleeve member 3 and elastically drives the pin 5 to approach the peripheral surface of the guide part 24;
the cantilever carbon tube 1 is provided with a folding and folding posture and an unfolding posture relative to the unmanned aerial vehicle frame 21, when the pin 5 rotates to the folding and folding posture along with the cantilever carbon tube 1, the relative position between the pin 5 and the outer circumferential surface of the guide part 24 is a folding station, when the pin 5 rotates to the unfolding posture along with the cantilever carbon tube 1, the relative position between the pin 5 and the outer circumferential surface of the guide part 24 is an unfolding station, the outer circumferential surface of the guide part 24 is provided with a falling lock groove 241 at the unfolding station, the radius of the falling lock groove 241 relative to the center of the guide part 24 is smaller than the radius of the folding station relative to the center of the guide part 24, and the long round hole 34 is arranged along the direction from the outer circumferential surface of the guide part 24 to the falling lock groove 241;
when the pin 5 rotates to the unfolding station along the peripheral surface of the guide part 24 along with the cantilever carbon tube 1, the pin 5 is driven by the elastic driving piece to be sunk into the falling lock groove 241 for clamping, and the pressing end 41 of the deflector rod 4 drives the pin 5 to be separated from the falling lock groove 241.
Cantilever carbon pipe 1 is the horizontal gesture relative unmanned aerial vehicle fuselage, and one end sets up parts such as motor, rotor, the other end and sleeve pipe spare 3 fixed connection, and sleeve pipe spare 3 do horizontal direction's rotatory cooperation with sleeve pipe fixed plate 2 (fuselage) through shaft portion 32 for unmanned aerial vehicle cantilever can be around shaft portion 32, relative fuselage rotatory expansion or rotatory drawing in.
The deflector rod 4, the pin 5 and the elastic driving piece on the sleeve member 3 integrally rotate along with the cantilever carbon tube 1, and the sleeve fixing plate 2 is fixed on the body randomly, so that the pin 5 moves along with the rotation of the cantilever carbon tube 1 and simultaneously slides tangentially on the outer peripheral surface of the guide part 24 coaxially arranged in the shaft hole 23 under the force of the elastic driving piece.
The outer peripheral surface of the guide part 24 is provided with the falling lock groove 241 at the unfolding station, when the cantilever carbon tube 1 is unfolded relatively to the unmanned aerial vehicle, the pin 5 slides to the falling lock groove 241 along the outer peripheral surface of the guide part 24, and when the cantilever is unfolded in place, the pin 5 is driven by the elastic driving piece to enter the falling lock groove 241, so that falling lock fixing is completed.
When the cantilever carbon tube 1 needs to be folded, the pressing end 41 of the deflector rod 4 is pressed, the pressing end 41 of the deflector rod 4 is tilted towards the direction away from the center of the guide portion 24 relative to the locking end 42 at the other side of the second hinge hole 43, so that the pin 5 is driven to be separated from the locking groove 241 and return to the outer peripheral surface of the guide portion 24, and then the cantilever carbon tube 1 is rotated, so that the pin 5 slides back to the folding station along the outer peripheral surface of the guide portion 24.
The oblong hole 34 is provided for guiding the pin 5 to make a movement locus radially approaching or moving away from the center of the guide portion 24.
The outer circumferential surface of the guide part 24 and the folding station are provided with damping grooves 242, the outline of the damping grooves 242 is matched and clamped with the outline of the pin 5, and the opening of the damping grooves 242 is opposite to the moving path of the pin 5.
The pin 5 returned to the folding station is engaged by the damping groove 242 provided at the folding station, and the pin 5 can be unfolded from the folding station only by applying an external force under operation.
The sleeve fixing plate 2 comprises an upper fixing plate and a lower fixing plate which are symmetrically arranged, and the upper fixing plate and the lower fixing plate are symmetrically arranged at two sides of the sleeve member 3 along the axial direction of the shaft hole 23;
the sleeve member 3 is provided with shaft portions 32 inserted into the shaft holes 23 on two side end surfaces of the upper and lower fixing plates, the sleeve member 3 is provided with a mounting groove 35 on the middle of the upper and lower fixing plates, the oblong hole 34 and the first hinge hole 33 penetrate through the mounting groove 35, the deflector rod 4 and the elastic driving member are arranged in the mounting groove 35, and the deflector rod 4 is provided with the mounting groove 35 and extends to the outer peripheral surface of the guide portion 24 through the oblong hole 34.
The two end faces of the sleeve part 3 are stably connected by adopting a more stable two-sided clamping structure.
The elastic driving piece comprises a torsion spring rod 61 and a double torsion spring 62, the sleeve piece 3 is provided with a rod hole with the same axial direction as the first hinge hole 33, the torsion spring rod 61 is inserted in the rod hole for fixation, the double torsion spring 62 is sleeved on a plug pin of the first hinge hole 33, the double torsion spring 62 comprises a first connecting end extending to the plug pin and sleeved and fixed, and a second connecting end 621 extending to the locking end 42 of the deflector rod 4 and abutting and pressing, and the second connecting end 621 of the double torsion spring 62 drives the locking end 42 of the deflector rod 4 to approach the peripheral surface of the guiding part 24.
In the first embodiment of the double torsion spring 62 as the elastic driving member, the torsion spring rod 61 is used to stabilize one end of the double torsion spring 62, the other end is abutted against the locking end 42 of the deflector rod 4, and the deformation resistance of the double torsion spring 62 is used to drive the locking end 42 to approach the outer peripheral surface of the guiding portion 24, so as to provide the power for automatically entering when the pin 5 arrives at the locking groove 241, and maintain the locking state.
Similarly, other elastic members can also be used as elastic driving members for driving the locking end to approach the guiding portion, such as common elastic members including tension springs, and the like, so that the driving lever can approach the guiding portion around the second hinge hole.
The locking end 42 of the shift lever 4 is provided with a slot 421 penetrating from the outer peripheral surface into the pin hole 44 along the radial direction, the pin 5 is provided with a jack corresponding to the slot 421, and the locking mechanism further comprises a screw pin 7 penetrating through the slot 421 and inserted into the jack.
The shaft 32 and the shaft hole 23 are directly provided with a round pad and a stainless steel washer.
The guide part 24 is provided with a falling lock groove 241 and a damping groove 242 corresponding to the positions of the pins 5 when the cantilever carbon tube 1 is unfolded and folded, and the structure of the deflector rod 4 and the elastic driving piece is combined, so that the function of automatic locking when the cantilever carbon tube 1 rotates to two stations is realized. According to the structure, a user does not need to specially control the rotation angle of the cantilever carbon tube 1, and through the preset starting point and the preset end point, the user only needs to rotate the cantilever carbon tube 1 and press the deflector rod 4, so that the cantilever carbon tube 1 can automatically calculate when moving in place.
Having thus described the technical aspects of the present application with reference to the preferred embodiments illustrated in the accompanying drawings, it should be understood by those skilled in the art that the scope of the present application is not limited to the specific embodiments, and those skilled in the art may make equivalent changes or substitutions to the relevant technical features without departing from the principles of the present application, and those changes or substitutions will now fall within the scope of the present application.
Claims (6)
1. Folding cantilever's of unmanned aerial vehicle exhibition closes locking mechanism, its characterized in that: comprises a cantilever carbon tube, a sleeve fixing plate, a sleeve piece, a deflector rod, a pin and an elastic driving piece,
the sleeve fixing plate comprises a mounting hole fixedly connected with the unmanned aerial vehicle frame, a shaft hole for mounting a sleeve piece and a guide part coaxially arranged with the shaft hole;
the sleeve part comprises a first installation part which is fixedly connected with the carbon tube, a shaft part which is inserted into the shaft hole for axial fixation and circumferential rotation, a first hinge hole for installing a deflector rod, and a slotted hole for installing a pin, and the shaft part is perpendicular to the axis of the carbon tube;
the driving rod comprises a pressing end, a locking end and a second hinge hole which is arranged at the two ends and is directly connected with the first hinge hole through a coaxial bolt hinge, the locking end is provided with a pin hole which is close to the oblong hole, the pin is inserted into the pin hole and passes through the oblong hole to extend to the peripheral surface of the guide part to be in tangential sliding fit, the pin is axially fixed with the pin hole, and the elastic driving piece is connected with the sleeve piece and elastically drives the pin to approach the peripheral surface of the guide part;
the cantilever carbon tube is provided with a folding and folding posture and an unfolding posture relative to the unmanned aerial vehicle frame, when the pin rotates to the folding and folding posture along with the cantilever carbon tube, the relative position between the pin and the outer peripheral surface of the guide part is a folding station, when the pin rotates to the unfolding posture along with the cantilever carbon tube, the relative position between the pin and the outer peripheral surface of the guide part is an unfolding station, the outer peripheral surface of the guide part is provided with a falling locking groove at the unfolding station, the radius of the falling locking groove relative to the center of the guide part is smaller than the radius of the folding station relative to the center of the guide part, and the oblong hole is arranged along the direction from the outer peripheral surface of the guide part to the falling locking groove;
when the pin rotates to an unfolding station along the peripheral surface of the guide part along with the cantilever carbon tube, the pin is driven by the elastic driving piece to sink into the locking groove to be clamped, and the pushing end of the deflector rod drives the pin to be separated from the locking groove.
2. The folding cantilever deployment locking mechanism of claim 1, wherein: the outer peripheral surface of the guide part and the folding station are provided with damping grooves, the contours of the damping grooves are matched and clamped with the contours of the pins, and the openings of the damping grooves are opposite to the moving paths of the pins.
3. The folding cantilever deployment locking mechanism of claim 2, wherein: the sleeve fixing plate comprises an upper fixing plate and a lower fixing plate which are symmetrically arranged, and the upper fixing plate and the lower fixing plate are symmetrically arranged at two sides of the sleeve pipe fitting along the axial direction of the shaft hole;
the sleeve part is provided with shaft parts inserted into shaft holes on two side end surfaces of the upper and lower fixing plates, the middle part of the sleeve part is provided with a mounting groove on the upper and lower fixing plates, the slotted hole and the first hinge hole penetrate through the mounting groove, the deflector rod and the elastic driving part are arranged in the mounting groove, and the deflector rod is provided with a mounting groove and extends to the outer peripheral surface of the guide part through the slotted hole.
4. A folding cantilever deployment locking mechanism of an unmanned aerial vehicle according to any one of claims 1 to 3, wherein: the elastic driving piece comprises a torsion spring rod and a double torsion spring, the sleeve piece is provided with a rod hole in the same axial direction as the first hinge hole, the torsion spring rod is inserted in the rod hole and fixed, the double torsion spring is sleeved on the plug pin of the first hinge hole, the double torsion spring comprises a first connecting end extending to the plug pin and sleeved and fixed, and a second connecting end extending to the locking end of the deflector rod and abutting and pressing, and the second connecting end of the double torsion spring drives the locking end of the deflector rod to approach the peripheral surface of the guiding part.
5. The folding cantilever deployment locking mechanism of claim 4, wherein: the locking end of the deflector rod is provided with a slot penetrating from the outer peripheral surface to the pin hole in the radial direction, the pin is provided with a jack corresponding to the slot, and the locking mechanism further comprises a screw pin penetrating through the slot and inserted into the jack.
6. The folding cantilever deployment locking mechanism of claim 5, wherein: the shaft part and the shaft hole are directly provided with a round pad and a stainless steel gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240658.7U CN220518600U (en) | 2023-08-18 | 2023-08-18 | Folding and unfolding locking mechanism of unmanned aerial vehicle folding cantilever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322240658.7U CN220518600U (en) | 2023-08-18 | 2023-08-18 | Folding and unfolding locking mechanism of unmanned aerial vehicle folding cantilever |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220518600U true CN220518600U (en) | 2024-02-23 |
Family
ID=89929481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322240658.7U Active CN220518600U (en) | 2023-08-18 | 2023-08-18 | Folding and unfolding locking mechanism of unmanned aerial vehicle folding cantilever |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220518600U (en) |
-
2023
- 2023-08-18 CN CN202322240658.7U patent/CN220518600U/en active Active
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