CN104986324A - Rotary locking mechanism and plant protection unmanned aerial vehicle with the same - Google Patents
Rotary locking mechanism and plant protection unmanned aerial vehicle with the same Download PDFInfo
- Publication number
- CN104986324A CN104986324A CN201510414232.6A CN201510414232A CN104986324A CN 104986324 A CN104986324 A CN 104986324A CN 201510414232 A CN201510414232 A CN 201510414232A CN 104986324 A CN104986324 A CN 104986324A
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- spiral arm
- rotary
- main body
- frame main
- locking mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/50—Foldable or collapsible UAVs
Abstract
The invention provides a rotary locking mechanism and a plant protection unmanned aerial vehicle with the same. The rotary locking mechanism comprises a lock lug arranged on a rack body and a rotary connecting piece arranged at the pivoting end of a rotary arm; the outer edge of the lock lug comprises an arc section and a linear section, the rotary connecting piece is provided with a flange in contact with the outer edge of the lock lug, the flange is fit with the linear section of the outer edge and is used for limiting the rotary arm from rotating along an unfolding direction; the rotary connecting piece is provided with a lock hook, and an elastic component for applying stress driving the hook portion of the lock hook to get close to the rotary arm is provided between the lock hook and the rotary connecting piece; a lock catch portion fit with the lock hook is provided on the lock lug and is used for limiting the rotary arm from gyrating around the pivoting end when the lock hook is fit with the lock catch portion, so as to solve the technical problems that the assembling process of the existing plant protection unmanned aerial vehicle is complex and the application range is limited.
Description
Technical field
The present invention relates to plant protection unmanned plane field, more specifically, relate to a kind of rotary locking mechanism and there is its plant protection unmanned plane.
Background technology
Seldom practical fold mechanism is there is in current single rotor plant protection unmanned plane, and in many rotors plant protection unmanned plane, folding mode divides two kinds substantially, one is that horn and frame plug-in type design, another kind is that to be designed to similar large boundary S1000 that, and horn folds downwards.
Wherein, adopt the design of plug folding mode more loaded down with trivial details when job pack, assembling hedging is poor, easily makes a fault in assembling process, thus plant protection unmanned plane rotor and rotary connector bit loss bad; Adopt the plant protection unmanned plane that downward folding mode designs, be only suitable for the unmanned plane that load-carrying is little, strongly limit the field of application of plant protection unmanned plane.
Summary of the invention
The invention provides a kind of rotary locking mechanism and there is its plant protection unmanned plane, to solve the technical matters that existing plant protection unmanned plane assembling process is complicated and field of application is limited.
First aspect present invention provides a kind of rotary locking mechanism, and rotary locking mechanism comprises the rotary connector of the locking hanger be located in frame main body and the pivot end being located at spiral arm;
The outward flange of locking hanger comprises arc and linear portion, and rotary connector is provided with the flange contacted of fitting with locking hanger outward flange, and flange matches with outer peripheral linear portion, rotates along expansion direction in order to limit spiral arm;
Rotary connector is provided with latch hook, is provided with one to be close to the stress of spiral arm elastic component for the hook portion applying to order about latch hook between latch hook and rotary connector;
Locking hanger is provided with the latch part coordinated with latch hook, circles round around pivot end in order to the limit spiral arm that to match with latch part at latch hook.
Further, latch part comprises the lock be located on locking hanger, and in order to when the hook portion of latch hook hooks lock, what realize spiral arm is spacing.
Further, it is protruding that latch part comprises the wing be located on shown hanger, and wing projection comprises the first confined planes being close to spiral arm and the second confined planes being close to frame main body;
First confined planes be used for the hook portion of latch hook outside apical grafting time, restriction spiral arm convolution; Second confined planes be used for the hook portion of latch hook inside fit, restriction spiral arm rotate along expansion direction.
Further, rotary connector is provided with the pin-and-hole coordinated with locking hanger, and pin runs through earhole and the pin-and-hole of locking hanger, in order to realize the pivot joint between spiral arm and frame main body.
Further, the articulated section between latch hook and rotary connector comprises screw thread pin.
Second aspect present invention provides a kind of plant protection unmanned plane, comprises frame main body;
The both sides of frame main body are provided with spiral arm relatively, and spiral arm includes the pivot end being articulated in frame main body, and spiral arm comprises head, the head spiral arm of middle part and afterbody, middle part spiral arm and the tail jib of being located at frame main body respectively;
Being positioned at the head spiral arm of homonymy and middle part spiral arm is all articulated with on same dragging connecting rod away from one end of frame main body;
Middle part spiral arm and the position that tail jib is connected with frame main body all arrange a rotary locking mechanism as above for guiding or limit spiral arm to rotate around pivot end.
Further, drag the two ends of connecting rod and head spiral arm and be equipped with rotor away from one end of frame main body.
Further, the position that head spiral arm is connected with frame main body is provided with rotary locking mechanism.
Further, the position dragging connecting rod and spiral arm hinged is equipped with a rotation folder, rotates folder and comprises for being socketed the chuck portion that drags connecting rod and for the hanger portion hinged with spiral arm, hinged in order to what realize between dragging connecting rod and spiral arm.
Beneficial effect of the present invention:
The invention provides a kind of rotary locking mechanism and there is its plant protection unmanned plane, comprise locking hanger and rotary connector, by the cooperation between locking hanger and rotary connector, the folding of spiral arm can be controlled and launch fixing operation, need can not dismantle spiral arm in advance because spiral arm is long in handling process.And, spiral arm is in the process launched and draw in, and the outward flange of flange and hanger is fitted all the time, and when the outward flange linear portion of flange and locking hanger is to parallel laminating, can limit spiral arm to continue to rotate along expansion direction, expansion and the folding process of whole spiral arm are simple and reliable.
Simultaneously, the latch part that rotary locking mechanism of the present invention is also provided with a latch hook and matches with this latch hook, when latch hook and latch part fasten locked, spiral arm is effectively fixed, mechanical coupling strength between the spiral arm of plant protection unmanned plane and frame main body is significantly strengthened, and then effectively improve load-carrying ability, widen the field of application of plant protection unmanned plane of the present invention.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the first example structure schematic diagram of the locking hanger of embodiment of the present invention rotary locking mechanism;
Fig. 2 is the second example structure schematic diagram of the locking hanger of embodiment of the present invention rotary locking mechanism;
Fig. 3 is the rounding state perspective view that the embodiment of the present invention has the plant protection unmanned plane of rotary locking mechanism;
Fig. 4 is the deployed condition perspective view that the embodiment of the present invention has the plant protection unmanned plane of rotary locking mechanism.
Reference numeral:
10, frame main body; 20, spiral arm; 21, head spiral arm; 22, middle part spiral arm; 23, tail jib; 30, connecting rod is dragged; 41, locking hanger; 42, rotary connector; 43, latch hook; 411, lock; 412, wing is protruding; 413, earhole; 431, pin; 4121, the first confined planes; 4122, the second confined planes.
Detailed description of the invention
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
With reference to Fig. 1, first aspect present invention provides a kind of rotary locking mechanism, and rotary locking mechanism comprises the rotary connector 42 of the locking hanger 41 be located in frame main body 10 and the pivot end being located at spiral arm 20; The outward flange of locking hanger 41 comprises arc and linear portion, and rotary connector 42 is provided with the flange contacted of fitting with locking hanger 41 outward flange, and flange matches with outer peripheral linear portion, rotates along expansion direction in order to limit spiral arm 20.Spiral arm 20 is in the process launched and draw in, and the outward flange of flange and hanger is fitted all the time, and when the outward flange linear portion of flange and locking hanger 41 is to parallel laminating, can limits spiral arm 20 and continue to rotate along expansion direction.Adopt this kind of structure, the mechanical coupling strength between rotary connector 42 and locking hanger 41 significantly strengthens, and can reduce rotary connector 42 and the mechanical vibration of locking hanger 41 junction, improves the stability of complete machine.By the cooperation between locking hanger 41 and rotary connector 42, the folding of spiral arm 20 can be controlled and launch fixing operation, need can not dismantle spiral arm 20 in advance because spiral arm 20 is long in handling process.
Meanwhile, rotary connector 42 is provided with latch hook 43, is provided with one to be close to the stress of spiral arm 20 elastic component for the hook portion applying to order about latch hook 43 between latch hook 43 and rotary connector 42; Locking hanger 41 is provided with the latch part coordinated with latch hook 43, circles round around pivot end in order to the limit spiral arm 20 that to match with latch part at latch hook 43.Preferred embodiment of the present invention plant protection unmanned plane, load-carrying ability significantly strengthens, and has significantly widened the field of application of plant protection unmanned plane of the present invention.After this elastic component ensures that spiral arm 20 is rotated in place, latch hook 43 can automatically and latch part fasten, play the effect of fixing spiral arm 20.Wherein, elastic component comprises the spring installation of difference apical grafting latch hook 43 bottom surface, two ends and rotary connector 42.
Further, with reference to Fig. 1, latch part comprises the lock 411 be located on locking hanger 41, and in order to when the hook portion of latch hook 43 hooks lock 411, what realize spiral arm 20 is spacing.Alternatively, lock 411 runs through end face and the bottom surface of this locking hanger 41, and the axis direction of latch hook 43 is vertical with lock 411, to reaching better fixed effect.
Further, with reference to Fig. 2, latch part comprises the wing projection 412 be located on shown hanger, and wing projection 412 comprises the first confined planes 4121 being close to spiral arm 20 and the second confined planes 4122 being close to frame main body 10; First confined planes 4121 for the hook portion of latch hook 43 outside apical grafting time, restriction spiral arm 20 circle round; Second confined planes 4122 for the hook portion of latch hook 43 inside fit, restriction spiral arm 20 rotate along expansion direction.
Further, see figures.1.and.2, rotary connector 42 is provided with the pin-and-hole coordinated with locking hanger 41, and pin 431 runs through earhole 413 and the pin-and-hole of locking hanger 41, in order to realize the pivot joint between spiral arm 20 and frame main body 10.
Further, the articulated section between latch hook 43 and rotary connector 42 comprises screw thread pin 431.By screw thread pin 431, mechanical coupling strength is higher.
With reference to Fig. 4, preferred embodiment of the present invention second aspect provides a kind of plant protection unmanned plane, comprises frame main body 10; The both sides of frame main body 10 are provided with spiral arm 20 relatively, and spiral arm 20 includes the pivot end being articulated in frame main body 10, and spiral arm 20 comprises head, the head spiral arm 21 of middle part and afterbody, middle part spiral arm 22 and the tail jib 23 of being located at frame main body 10 respectively; Being positioned at the head spiral arm 21 of homonymy and middle part spiral arm 22 is all articulated with on same dragging connecting rod 30 away from one end of frame main body 10; Middle part spiral arm 22 and the position that tail jib 23 is connected with frame main body 10 all arrange a rotary locking mechanism for guiding or limit spiral arm 20 to rotate around pivot end.
Preferred embodiment of the present invention rotary locking mechanism, the spiral arm 20 that the both sides of frame main body 10 are oppositely arranged is articulated in frame main body 10, wherein, middle part spiral arm 22 and the position that tail jib 23 is connected with frame main body 10 all arrange a rotary locking mechanism for guiding or limit spiral arm 20 to rotate around pivot end, by this rotary locking mechanism of this control, the folding of plant protection unmanned plane of the present invention can be controlled and launch fixing operation, effectively solving existing plant protection unmanned plane and need dismantle spiral arm 20 in advance because spiral arm 20 is long in handling process.
Simultaneously, rotary locking mechanism of the present invention being positioned at the head spiral arm 21 of homonymy and middle part spiral arm 22 is all articulated with on same dragging connecting rod 30 away from one end of frame main body 10, drive spiral arm 20 to rotate by dragging connecting rod 30, operating personal can be launched and folding operation rotor more easily.Further, the setting dragging connecting rod 30 also significantly enhances Mechanical Structure Strength and the stability of plant protection unmanned plane entirety of the present invention.Figure 3 shows that plant protection unmanned plane of the present invention is folding and draw effect in.
Further, drag the two ends of connecting rod 30 and head spiral arm 21 and be equipped with rotor away from one end of frame main body 10.By rotor wing rotation, produce lift upwards, drive plant protection unmanned plane during flying of the present invention.
Further, the position that head spiral arm 21 is connected with frame main body 10 is provided with rotary locking mechanism.Adopt this kind of structure, the Joint strenght between head spiral arm 21 and frame main body 10 and stability also obtain and significantly improve.
Between spiral arm 20 of the present invention and frame main body 10, rotary locking mechanism is set, can effectively prevent spiral arm 20 in handling process from naturally drooping, no matter plant protection unmanned plane is launched or folds, spiral arm 20 can be firmly fixed, there is no movable gap, increase the flight stability of plant protection unmanned plane.
Further, the position dragging connecting rod 30 hinged with spiral arm 20 is equipped with a rotation folder, rotates folder and comprises for being socketed the chuck portion that drags connecting rod 30 and for the hanger portion hinged with spiral arm 20, hinged in order to what realize dragging between connecting rod 30 and spiral arm 20.By this kind of articulated structure, operating personal drives spiral arm 20 by dragging connecting rod 30, simple and convenient.
Plant protection unmanned plane of the present invention launches and to fold specific operation process as follows:
Exert a force by dragging connecting rod 30 when launching spiral arm 20, drag connecting rod 30 and drive spiral arm 20, rotary connector 42 is rotated around latch part, the outward flange of locking hanger 41 is irregular arc, the flange of rotary connector 42 rotates along the outward flange of locking hanger 41 all the time, when the flange of rotary connector 42 and the outer peripheral linear portion of locking hanger 41 is parallel fit time, serve position-limiting action; After simultaneously spiral arm 20 is rotated in place, latch hook 43 fastens latch part automatically, limits spiral arm 20 and circles round, and now spiral arm 20 can not double swerve, is effectively fixed, improves resistance to overturning and the mechanical strength of plant protection unmanned plane, and easy to operate.
During folding spiral arm 20, pin latch hook 43, formula latch hook 43 and lock catch part from, then driving that spiral arm 20 is folding to be drawn in by dragging connecting rod 30, transport and storage space can being saved, having without the need to dismantling plant protection unmanned plane of the present invention.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a rotary locking mechanism, is characterized in that,
Described rotary locking mechanism comprises the rotary connector of the locking hanger be located in frame main body and the pivot end being located at spiral arm;
The outward flange of described locking hanger comprises arc and linear portion, described rotary connector is provided with the flange contacted of fitting with described locking hanger outward flange, described flange matches with described outer peripheral linear portion, rotates along expansion direction in order to limit described spiral arm;
Described rotary connector is provided with latch hook, is provided with one to be close to the stress of described spiral arm elastic component for the hook portion applying to order about described latch hook between described latch hook and described rotary connector;
Described locking hanger is provided with the latch part coordinated with described latch hook, circles round around described pivot end in order to the spiral arm described in limit that to match with described latch part at described latch hook.
2. rotary locking mechanism according to claim 1, is characterized in that,
Described latch part comprises the lock be located on described locking hanger, and in order to when the hook portion of described latch hook hooks described lock, what realize described spiral arm is spacing.
3. rotary locking mechanism according to claim 1, is characterized in that,
It is protruding that described latch part comprises the wing be located on described shown hanger, and described wing projection comprises the first confined planes being close to described spiral arm and the second confined planes being close to described frame main body;
Described first confined planes be used for the hook portion of described latch hook outside apical grafting time, limit described spiral arm convolution; Described second confined planes be used for the hook portion of described latch hook inside fit, limit described spiral arm and rotate along expansion direction.
4. rotary locking mechanism according to claim 1, is characterized in that,
Described rotary connector is provided with the pin-and-hole coordinated with described locking hanger, and pin runs through the earhole of described locking hanger and described pin-and-hole, in order to realize the pivot joint between described spiral arm and described frame main body.
5. rotary locking mechanism according to claim 1, is characterized in that,
Articulated section between described latch hook and described rotary connector comprises screw thread pin.
6. a plant protection unmanned plane, comprises frame main body, it is characterized in that,
The both sides of described frame main body are provided with spiral arm relatively, and described spiral arm includes the pivot end being articulated in described frame main body, and described spiral arm comprises head, the head spiral arm of middle part and afterbody, middle part spiral arm and the tail jib of being located at described frame main body respectively;
Being positioned at the described head spiral arm of homonymy and described middle part spiral arm is all articulated with on same dragging connecting rod away from one end of described frame main body;
The position that described middle part spiral arm and described tail jib are connected with described frame main body all arrange one for guide or limit described spiral arm around described pivot end rotate as arbitrary in claim 1 to 5 as described in rotary locking mechanism.
7. plant protection unmanned plane according to claim 6, is characterized in that,
The two ends of described dragging connecting rod and described head spiral arm are equipped with rotor away from one end of described frame main body.
8. plant protection unmanned plane according to claim 7, is characterized in that,
The position that described head spiral arm is connected with described frame main body is provided with described rotary locking mechanism.
9., according to the arbitrary described rotary locking mechanism of claim 6 to 8, it is characterized in that,
Described dragging connecting rod and the hinged position of described spiral arm are equipped with a rotation folder, described rotation folder comprises chuck portion for being socketed described dragging connecting rod and for the hanger portion hinged with described spiral arm, hinged in order to what realize between described dragging connecting rod and described spiral arm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414232.6A CN104986324B (en) | 2015-07-15 | 2015-07-15 | A kind of rotary locking mechanism and the plant protection unmanned plane with which |
| PCT/CN2016/089429 WO2017008706A1 (en) | 2015-07-15 | 2016-07-08 | Rotary locking mechanism and plant protection unmanned aerial vehicle having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510414232.6A CN104986324B (en) | 2015-07-15 | 2015-07-15 | A kind of rotary locking mechanism and the plant protection unmanned plane with which |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104986324A true CN104986324A (en) | 2015-10-21 |
| CN104986324B CN104986324B (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510414232.6A Active CN104986324B (en) | 2015-07-15 | 2015-07-15 | A kind of rotary locking mechanism and the plant protection unmanned plane with which |
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| Country | Link |
|---|---|
| CN (1) | CN104986324B (en) |
| WO (1) | WO2017008706A1 (en) |
Cited By (6)
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| CN106218857A (en) * | 2016-07-28 | 2016-12-14 | 上海威碳新材料有限公司 | The unmanned plane of a kind of injection mo(u)lding folds horn |
| WO2017008706A1 (en) * | 2015-07-15 | 2017-01-19 | 广州天翔航空科技有限公司 | Rotary locking mechanism and plant protection unmanned aerial vehicle having same |
| CN108248818A (en) * | 2016-12-28 | 2018-07-06 | 北京卓翼智能科技有限公司 | For folding the rotation table device and its method for folding that are tethered at unmanned plane horn |
| CN108248889A (en) * | 2016-12-28 | 2018-07-06 | 北京卓翼智能科技有限公司 | For folding the rotation table device for being tethered at unmanned plane horn |
| CN108438204A (en) * | 2018-05-21 | 2018-08-24 | 中宇航通（北京）科技有限公司 | Vertical take-off and landing drone rotor foldable structure and its folding and method of deploying |
| CN114339521A (en) * | 2021-12-31 | 2022-04-12 | 杭州声联智能科技有限公司 | Connecting piece, curved arm and bone conduction earphone |
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| CN106927017B (en) * | 2017-03-29 | 2023-12-12 | 河北全疆科技有限公司 | Multi-rotor unmanned aerial vehicle horn folding mechanism |
| CN106828870B (en) * | 2017-03-29 | 2023-12-12 | 河北全疆科技有限公司 | Multi-rotor unmanned aerial vehicle |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017008706A1 (en) | 2017-01-19 |
| CN104986324B (en) | 2017-03-08 |
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