CN215436926U - Paddle fixing device and unmanned aerial vehicle - Google Patents
Paddle fixing device and unmanned aerial vehicle Download PDFInfo
- Publication number
- CN215436926U CN215436926U CN202121503642.5U CN202121503642U CN215436926U CN 215436926 U CN215436926 U CN 215436926U CN 202121503642 U CN202121503642 U CN 202121503642U CN 215436926 U CN215436926 U CN 215436926U
- Authority
- CN
- China
- Prior art keywords
- clamp
- blade
- paddle
- connecting shaft
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000670 limiting effect Effects 0.000 claims abstract description 23
- 239000002002 slurry Substances 0.000 claims abstract description 17
- 238000004513 sizing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract 1
- 239000011440 grout Substances 0.000 description 12
- 238000009434 installation Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 238000009955 starching Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
Landscapes
- Clamps And Clips (AREA)
Abstract
The utility model relates to a blade fixing device, comprising: the slurry feeding device comprises a slurry feeding clamp, a slurry discharging clamp, a connecting shaft, a slurry fixing clamp and a locking assembly. The upper pulp clamp and the lower pulp clamp are oppositely arranged at intervals and fixedly connected, two mounting positions are formed between the upper pulp clamp and the lower pulp clamp, the two mounting positions are respectively formed at the end parts of the pulp clamps, the blade connecting end is mounted at the mounting positions through a connecting shaft, and the blade connecting end is rotatably connected with the connecting shaft; the fixed slurry clamp is detachably connected to the slurry feeding clamp through a locking assembly and comprises a limiting part, and the limiting part limits the blade connecting end to rotate around the connecting shaft. According to the blade fixing device provided by the utility model, the fixed slurry clamp is arranged to limit the connecting end of the blade, so that the blade with the folded slurry cannot rotate around the connecting shaft in flight, and when the blade does not fly, the fixed slurry clamp can be detached to enable the connecting end of the blade to rotate around the connecting shaft, and the folding effect is realized.
Description
Technical Field
The utility model relates to the field of unmanned aerial vehicles, in particular to a blade fixing device and an unmanned aerial vehicle.
Background
The paddle of the folding paddle of the traditional aircraft can be folded, the paddle is relatively straight, and the folding paddle occupies a small space after being folded, so that the folding paddle has the characteristics of convenience in storage and transportation, and is widely applied to unmanned aircraft. The defects that the propeller is relatively straight, and the propeller is easy to shake and has poor lift force due to the influence of speed in the flying process of the aircraft.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a paddle fixing device to solve the problem that the paddle of folding thick liquid easily shakes in the flight process in the prior art.
The embodiment of the application provides a paddle fixing device which comprises an upper slurry clamp, a lower slurry clamp, a connecting shaft, a fixed slurry clamp and a locking assembly;
the upper pulp clamp and the lower pulp clamp are oppositely arranged at intervals and fixedly connected, two mounting positions are formed between the upper pulp clamp and the lower pulp clamp, the two mounting positions are respectively formed at the end parts of the pulp clamps, the paddle connecting end is mounted at the mounting positions through the connecting shaft, and the paddle connecting end is rotatably connected with the connecting shaft;
the fixed slurry clamp is detachably connected with the sizing clamp through the locking assembly, the fixed slurry clamp comprises a limiting part, and the limiting part limits the blade connecting end to rotate around the connecting shaft.
Preferably, the fixed grout clamp comprises an installation part, the installation part is provided with at least one first through hole, and the sizing clamp is provided with a second through hole corresponding to the first through hole; locking Assembly includes first retaining member and second retaining member, first retaining member passes in proper order first through-hole and second through-hole with the second retaining member is connected.
Preferably, the locating part is for certainly a pair of lateral wall that the installation department both sides extended and form, and is a pair of the lateral wall with the installation department forms a spacing space, the paddle link is spacing in the spacing space.
Preferably, the inner surface of the side wall abuts against the side of the blade attachment end.
Preferably, the locating part is a bolt, the bolt is fixed at two ends of the mounting part, the paddle connecting end is provided with a pin hole, and the bolt is positioned in the pin hole.
Preferably, the locating part is a boss, the boss is fixed at two ends of the mounting part, the paddle connecting end is provided with a square hole, and the boss is located in the square hole.
Preferably, the mounting part of the fixed pulp clamp is provided with a pair of third through holes, and one end of the connecting shaft is accommodated in the third through holes.
The embodiment of the utility model provides an unmanned aerial vehicle which comprises the blade fixing device.
The utility model has the following beneficial effects:
in the embodiment of this application, press from both sides to carry on spacingly to the paddle link through being provided with fixed thick liquid, make the paddle of folding thick liquid in the flight, can not take place to rotate around the connecting axle, and when not flying, the fixed thick liquid of accessible dismantlement presss from both sides, makes the paddle link rotatory around the connecting axle, realizes collapsible effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without inventive labor.
FIG. 1 is a front view of a blade fixture provided in an embodiment of the present application;
FIG. 2 is an exploded view of a blade retention device provided in accordance with an embodiment of the present application;
FIG. 3 is a schematic view of a first embodiment of the present application;
FIG. 4 is a schematic view of a second embodiment of the present application;
fig. 5 is a schematic view of a third embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the embodiment of the application discloses a blade fixing device for fixing a blade of a folding paddle of an unmanned aerial vehicle, and the blade fixing device comprises an upper paddle clamp 1, a lower paddle clamp 2, a connecting shaft 3, a fixed paddle clamp 4 and a locking assembly 5.
Wherein, this starching clamp 1 is roughly rectangular form with lower starching clamp 2, and relative interval sets up and fixed connection, forms two installation positions 6 between this starching clamp 1 and the lower starching clamp 2, and two installation positions 6 are formed at the starching clamp tip respectively, and paddle link 7 passes through connecting axle 3 to be installed in installation position 6 department, and this paddle link 7 rotates with this connecting axle 3 to be connected.
The fixed pulp clamp 4 is roughly in a long strip shape and is detachably connected to the sizing clamp 1 through the locking assembly 5, the fixed pulp clamp 4 comprises a limiting part 8, and the limiting part 8 limits the rotation of the paddle connecting end 7 around the connecting shaft 3.
Specifically, paddle link 7 is installed in installation position 6 department through connecting axle 3, paddle link 7 rotates around connecting axle 3, two paddles (the paddle of the folding thick liquid of unmanned aerial vehicle is generally two with fold condition, also can be three or more, do not limit to the quantity of paddle here, for easy understanding, explain by way of example with two paddles) expand completely, two paddles that expand completely are roughly 180, press from both sides 4 installation at the starching and press from both sides 1 with the fixed thick liquid, the locating part 8 restriction paddle link 7 of fixed thick liquid clamp 4 is around connecting axle 3 free rotation, thereby it is fixed with paddle link 7, unmanned aerial vehicle is at the flight in-process, because of locating part 8's effect, two paddles remain in the original position all the time, can not rotate around connecting axle 3 because of the reason of flight resistance, the phenomenon of paddle shake appears. When the paddle needs to be folded, the fixed slurry clamp 4 is detached from the sizing clamp 1, the paddle connecting end 7 loses the limiting effect of the limiting part 8, and the paddle connecting end 7 can rotate around the connecting shaft 3 under the action of external force, so that the paddle is folded.
In the embodiment of this application, press from both sides 4 and carry on spacingly to paddle link 7 through being provided with fixed thick liquid, make the paddle of folding thick liquid in the flight, can not take place to rotate around connecting axle 3, and when not flying, fixed thick liquid clamp 4 is dismantled to the accessible, makes paddle link 7 rotatory around connecting axle 3, realizes collapsible effect.
Referring to fig. 1 and 2, as an embodiment, the fixing clip 4 includes a mounting portion 42, the mounting portion 42 has at least one first through hole 43, and the sizing clip 1 has a second through hole 13 corresponding to the first through hole 43. The locking assembly 5 comprises a first locking member 51 and a second locking member 52, the second locking member 52 is located between the upper grout clamp 1 and the lower grout clamp 2, the first locking member 51 sequentially passes through the first through hole 43 and the second through hole 13 to be connected with the second locking member 52, so that the fixed grout clamp 4 is fixed on the upper grout clamp 1, when the fixed grout clamp 4 needs to be detached from the upper grout clamp 1, the first locking member 51 is taken down from the fixed grout clamp 4, and the fixed grout clamp 4 is separated from the upper grout clamp 1.
In this embodiment, the fixed grout clamp 4 is connected with the sizing clamp 1 through the locking component 5, so that the connection mode is simple, and the fixed grout clamp 4 can be conveniently detached and installed.
Referring to fig. 2, as an embodiment, the number of the first through holes 43 and the second through holes 13 is two, and the first locking members 51 are also two, so that the connection between the fixed pulp clamp 4 and the sizing clamp 1 is firmer compared to the single first locking member 51, which is formed by installing the fixed pulp clamp 4 on the sizing clamp 1 through two first locking members 51.
Referring to fig. 2, as an embodiment, the first locking member 51 may be a screw, a spring, a pin, or other components capable of being quickly and detachably locked, in this embodiment, the first locking member 51 is preferably a screw, the second locking member 52 is a connecting plate having a substantially oval shape, and the second locking member 52 has two threaded holes at intervals, and the screws are respectively mounted in the two threaded holes.
Referring to fig. 3, there are various limiting methods between the limiting member 8 and the blade connecting end 7, and in the first embodiment of the present application, the blade connecting end 7 is fixed by profiling, that is, the limiting member 8 simulates the shape of the blade to limit. Specifically, the limiting member 8 is a pair of side walls 81 extending from both sides of the mounting portion 42, the pair of side walls 81 and the mounting portion 42 form a limiting space 82, the blade attachment end 7 is limited in the limiting space 82, and an inner surface 811 of the side wall 81 is attached to the side surface 71 of the blade attachment end 7. During the unfolding flight of the blade, the side face 71 of the blade connecting end 7 abuts against the side wall 81, so that the rotation of the blade connecting end 7 around the connecting shaft 3 is limited.
Referring to fig. 4, in the second embodiment of the present application, the blade is fixed by punching, specifically, the limiting members 8 are bolts 83, the bolts 83 are fixed at two ends of the mounting portion 42, the extending direction of the bolts 83 is the same as the extending direction of the connecting shaft 3, the blade connecting end 7 is provided with a pin hole 73, and the bolts 83 are positioned in the pin hole 73, so as to limit the rotation of the blade connecting end 7 around the connecting shaft 3.
Referring to fig. 5, in the third embodiment of the present application, the blade is fixed by a boss 84, specifically, the limiting member 8 is the boss 84, the extending direction of the boss 84 is the same as the extending direction of the connecting shaft 3, the boss 84 is fixed at two ends of the mounting portion 42, the blade connecting end 7 is provided with a square hole 74, and the boss 84 is positioned in the square hole 74, so as to limit the rotation of the blade connecting end 7 around the connecting shaft 3.
Referring to fig. 2, in order to facilitate quick installation of the fixing clip 4 on the upper clip 1, a pair of third through holes 44 is formed in the fixing clip 4, one end of the connecting shaft 3 is received in the third through holes 44, the fixing clip 4 can be positioned on the upper clip 1 by aligning the third through holes 44 with the connecting shaft 3, and the first locking member 51 passes through the fixing clip 4 to fix the fixing clip 1.
The above description is provided for the blade fixing device of the present invention, and for those skilled in the art, there may be variations in the specific implementation and application scope according to the concepts of the embodiments of the present invention, and in summary, the content of the present specification should not be construed as limiting the present invention.
Claims (8)
1. A paddle fixing device is characterized by comprising an upper paddle clamp, a lower paddle clamp, a connecting shaft, a fixed paddle clamp and a locking assembly;
the upper pulp clamp and the lower pulp clamp are oppositely arranged at intervals and fixedly connected, two mounting positions are formed between the upper pulp clamp and the lower pulp clamp, the two mounting positions are respectively formed at the end parts of the pulp clamps, the paddle connecting end is mounted at the mounting positions through the connecting shaft, and the paddle connecting end is rotatably connected with the connecting shaft;
the fixed slurry clamp is detachably connected with the sizing clamp through the locking assembly, the fixed slurry clamp comprises a limiting part, and the limiting part limits the blade connecting end to rotate around the connecting shaft.
2. The blade retaining apparatus of claim 1, wherein the retaining clip includes a mounting portion having at least one first through hole, the sizing clip having a second through hole corresponding to the first through hole;
locking Assembly includes first retaining member and second retaining member, first retaining member passes in proper order first through-hole and second through-hole with the second retaining member is connected.
3. The blade fixing device according to claim 2, wherein the limiting member is a pair of side walls extending from both sides of the mounting portion, a limiting space is formed between the pair of side walls and the mounting portion, and the blade connecting end is limited in the limiting space.
4. A blade holding apparatus according to claim 3, wherein the inner surface of the side wall abuts the side of the blade attachment end.
5. The blade fixing device according to claim 2, wherein the limiting members are pins fixed to both ends of the mounting portion, and the blade attachment end is provided with pin holes in which the pins are positioned.
6. The blade fixing device according to claim 2, wherein the stoppers are bosses fixed to both ends of the mounting portion, the blade attachment end is provided with a square hole, and the bosses are positioned in the square hole.
7. The blade retaining apparatus of claim 2, wherein the mounting portion of the retaining clip has a pair of third through holes, and one end of the connecting shaft is received in the third through holes.
8. An unmanned aerial vehicle, its characterized in that: the drone comprises a blade fixture according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121503642.5U CN215436926U (en) | 2021-07-01 | 2021-07-01 | Paddle fixing device and unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121503642.5U CN215436926U (en) | 2021-07-01 | 2021-07-01 | Paddle fixing device and unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215436926U true CN215436926U (en) | 2022-01-07 |
Family
ID=79714627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121503642.5U Active CN215436926U (en) | 2021-07-01 | 2021-07-01 | Paddle fixing device and unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215436926U (en) |
-
2021
- 2021-07-01 CN CN202121503642.5U patent/CN215436926U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20160236779A1 (en) | Belly-mounted load beam for an aerial vehicle | |
| CN215436926U (en) | Paddle fixing device and unmanned aerial vehicle | |
| CN206502009U (en) | A kind of multiaxis unmanned plane of stabilization | |
| CN204802065U (en) | Collapsible oar arm component and unmanned aerial vehicle | |
| CN109436297A (en) | A kind of folding unmanned plane wing | |
| CN217125132U (en) | Paddle limiting device and unmanned aerial vehicle | |
| US2862552A (en) | Collapsible projection screen | |
| CN206485565U (en) | Collapsible unmanned plane | |
| CN205483581U (en) | Foldable noise sensor fixed bolster | |
| CN207712288U (en) | A kind of folding propeller paddle folder with positioning column | |
| CN210592402U (en) | Foldable unmanned aerial vehicle | |
| CN206590116U (en) | One kind folds oar component | |
| CN211199802U (en) | Rotatable telescopic clothes hanger that dries in air | |
| CN209972770U (en) | Many rotor unmanned aerial vehicle folding mechanism | |
| CN207403937U (en) | Unmanned vehicle folds horn | |
| CN207814940U (en) | A kind of alignment and fixing device for hydrogen cylinder | |
| CN114735208A (en) | Paddle limiting device and unmanned aerial vehicle | |
| CN209795771U (en) | Tail vane fastener | |
| CN206202662U (en) | Folding rack structure and unmanned plane | |
| CN105644769A (en) | Folding arm assembly for unmanned aerial vehicle | |
| CN205891210U (en) | Unmanned aerial vehicle horn folding mechanism and plant protection unmanned aerial vehicle | |
| CN110920880A (en) | Anti-loosening rotor blade clamp | |
| CN213473491U (en) | Unmanned aerial vehicle with foldable wings | |
| CN220374783U (en) | Unmanned aerial vehicle is with folding connecting piece of fixed angle | |
| CN208470110U (en) | A kind of combined type fixed-wing unmanned plane for electric inspection process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000, 13th Floor, Building A4, Nanshan Zhiyuan, No. 1001 Xueyuan Avenue, Changyuan Community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Province Patentee after: Shenzhen Pegasus Robotics Co.,Ltd. Country or region after: China Address before: 518000, 1st Floor, 16th Building, Zhiheng Industrial Park, Nantou Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN FEIMA ROBOTICS Co.,Ltd. Country or region before: China |