CN209889090U - Improved propeller blade for unmanned aerial vehicle with tail fin warped downwards - Google Patents
Improved propeller blade for unmanned aerial vehicle with tail fin warped downwards Download PDFInfo
- Publication number
- CN209889090U CN209889090U CN201920048305.8U CN201920048305U CN209889090U CN 209889090 U CN209889090 U CN 209889090U CN 201920048305 U CN201920048305 U CN 201920048305U CN 209889090 U CN209889090 U CN 209889090U
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- CN
- China
- Prior art keywords
- propeller blade
- aerial vehicle
- unmanned aerial
- improved
- blade
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- 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.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 239000003351 stiffener Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses an improved propeller blade for unmanned aerial vehicle with downward tilted empennage, belonging to the field of propeller blades; the improved propeller blade for the unmanned aerial vehicle with the empennage warped downwards comprises a propeller blade and an installation part, wherein the propeller blade and the installation part are integrally formed, an installation hole is drilled in the installation part, one end, close to a blade tip, of the propeller blade is bent into a warped downwards part, the warped downwards part and the propeller blade are integrally formed, and the center of the propeller blade is arched; the utility model discloses a set up the lower portion of sticking up down in screw blade tip department, when improving screw blade lift, help improving the security performance of blade tip again, and then improve screw blade's stability in use.
Description
Technical Field
The utility model relates to an anti-inflammation cloth is detained technical field, especially relates to fin upwarp improved generation propeller blade for unmanned aerial vehicle under fin.
Background
The unmanned aerial vehicle also drives the propeller through the motor to realize the function of lifting off.
The blade tip part of the unmanned aerial vehicle blade in the prior art is easy to break, and the use cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems in the prior art, and providing an improved propeller blade for an unmanned aerial vehicle with a downward tilted tail wing.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an improved generation propeller blade for unmanned aerial vehicle of perk under fin, includes screw blade and installation department, screw blade and installation department integrated into one piece, it has the mounting hole to cut on the installation department, the one end that screw blade is close to the tip is buckled and is perk portion down, just perk portion and screw blade integrated into one piece down, screw blade's center hunch-up.
Preferably, the joint of the mounting part and the propeller blade is connected with a hub reinforcing rib, and the hub reinforcing rib, the propeller blade and the mounting part are integrally formed.
Preferably, the top of the propeller blade is a convex curved surface.
Preferably, the wall of the mounting hole on the mounting part is of a vertically arranged micro water channel structure.
Preferably, the concave portion of the propeller blade is provided with a reinforcing rib, and the reinforcing rib is integrally formed with the propeller blade.
Preferably, the included angle between the downward warping part and the propeller blade is 120-135 degrees.
Preferably, the outer surface of the propeller blade is provided with a wear-resistant layer.
Preferably, the end of the downward warping part far away from the propeller blade is a tip.
Compared with the prior art, the utility model provides an improved generation propeller blade for unmanned aerial vehicle that sticks up under fin possesses following beneficial effect:
1. this fin upwarp improved generation propeller blade for unmanned aerial vehicle under fin, through set up the upwarp portion down of upwarp in propeller blade tip department, when improving propeller blade lift, help improving the security performance of propeller blade tip again
2. This fin sticks up improved generation propeller blade for unmanned aerial vehicle down is connected with the propeller hub strengthening rib through installation department and propeller blade's handing-over department, and the friction of installation hole pore wall is improved to the vertical little waterway structure who sets up in installation hole pore wall, improves propeller blade's installation stability, keeps propeller blade's performance.
3. According to the improved propeller blade for the unmanned aerial vehicle with the empennage tilted downwards, the compressive property of the propeller blade is improved through the reinforcing rib plates which are arranged in the concave parts of the propeller blade and are integrally formed with the propeller blade.
Drawings
Fig. 1 is one of the schematic structural views of an improved propeller blade for an unmanned aerial vehicle with a downward-warped empennage according to the present invention;
fig. 2 is one of the schematic structural diagrams of the propeller blade for the improved unmanned aerial vehicle with the downward-warped empennage of the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 2 of the propeller blade for an unmanned aerial vehicle with an improved downward-warped empennage of the present invention;
fig. 4 is one of the schematic structural diagrams of the propeller blade for the improved unmanned aerial vehicle with the downward tilted tail wing provided by the present invention.
In the figure: 1. a propeller blade; 2. mounting holes; 3. a lower warping part; 4. a hub stiffener; 5. and a reinforcing rib plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-2, an improved propeller blade for an unmanned aerial vehicle with a downward-warped empennage comprises a propeller blade 1 and a mounting part, wherein the propeller blade 1 and the mounting part are integrally formed, a mounting hole 2 is drilled in the mounting part, one end, close to a blade tip, of the propeller blade 1 is bent into a downward-warped part 3, the downward-warped part 3 and the propeller blade 1 are integrally formed, and the center of the propeller blade 1 is arched;
the included angle between the downward warping part 3 and the propeller blade 1 is 120 degrees;
one end of the downward warping part 3, which is far away from the propeller blade 1, is a tip end;
the lower warping part 3 which warps downwards is arranged at the blade tip of the propeller blade 1, so that the lift force of the propeller blade 1 is improved, and the safety performance of the blade tip of the propeller blade 1 is improved.
Example 2:
referring to fig. 1 to 3, a propeller blade for an unmanned aerial vehicle having an improved empennage that is tilted downward is substantially the same as in embodiment 1, and further, a hub stiffener 4 is connected to a joint of a mounting portion and the propeller blade 1, and the hub stiffener 4 is integrally formed with the propeller blade 1 and the mounting portion;
the hole wall of the mounting hole 2 on the mounting part is of a vertically arranged micro water channel structure;
the outer surface of the propeller blade 1 is provided with a wear-resistant layer;
the friction force of the hole wall of the mounting hole 2 is improved, the mounting stability of the propeller blade 1 is improved, and the use performance of the propeller blade 1 is kept.
Example 3:
referring to fig. 1 to 4, a propeller blade for an unmanned aerial vehicle having an improved empennage that warps downward is substantially the same as in embodiment 1, and further, the top of the propeller blade 1 is a convex curved surface;
the concave part of the propeller blade 1 is provided with a reinforcing rib plate 5, and the reinforcing rib plate 5 and the propeller blade 1 are integrally formed;
the pressure resistance of the propeller blade 1 is improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides an improved generation propeller blade for unmanned aerial vehicle of perk under fin, includes propeller blade (1) and installation department, its characterized in that, propeller blade (1) and installation department integrated into one piece, it has mounting hole (2) to cut on the installation department, propeller blade (1) is close to the one end of blade tip and buckles for lower portion (3) of perk, just portion (3) and propeller blade (1) integrated into one piece warp down, the center arch-up of propeller blade (1).
2. The improved propeller blade for the unmanned aerial vehicle with the downward-warping tail wing as claimed in claim 1, wherein a hub reinforcing rib (4) is connected to the joint of the mounting portion and the propeller blade (1), and the hub reinforcing rib (4) is integrally formed with the propeller blade (1) and the mounting portion.
3. The propeller blade for an unmanned aerial vehicle with an improved empennage downward warp as claimed in claim 2, wherein the top of the propeller blade (1) is a convex curved surface.
4. The improved propeller blade for the unmanned aerial vehicle with the downward-warped empennage as claimed in any one of claims 1 to 2, wherein the wall of the mounting hole (2) in the mounting part is a vertically arranged micro water channel structure.
5. The propeller blade for an unmanned aerial vehicle having an improved tail fin according to claim 3, wherein a reinforcing rib (5) is provided in a concave portion of the propeller blade (1), and the reinforcing rib (5) is integrally formed with the propeller blade (1).
6. The propeller blade for the unmanned aerial vehicle with the improved empennage downward warp as claimed in claim 1, wherein the included angle between the downward warp part (3) and the propeller blade (1) is 120-135 degrees.
7. The propeller blade for an unmanned aerial vehicle with an improved empennage downward warp as claimed in claim 1, wherein the outer surface of the propeller blade (1) is provided with a wear-resistant layer.
8. The propeller blade for an unmanned aerial vehicle with an improved empennage downward warp as claimed in claim 1, wherein the end of the downward warp portion (3) far away from the propeller blade (1) is a tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920048305.8U CN209889090U (en) | 2019-01-12 | 2019-01-12 | Improved propeller blade for unmanned aerial vehicle with tail fin warped downwards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920048305.8U CN209889090U (en) | 2019-01-12 | 2019-01-12 | Improved propeller blade for unmanned aerial vehicle with tail fin warped downwards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209889090U true CN209889090U (en) | 2020-01-03 |
Family
ID=69015821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920048305.8U Expired - Fee Related CN209889090U (en) | 2019-01-12 | 2019-01-12 | Improved propeller blade for unmanned aerial vehicle with tail fin warped downwards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209889090U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104281A (en) * | 2021-10-29 | 2022-03-01 | 西安交通大学 | Mute investigation aircraft |
-
2019
- 2019-01-12 CN CN201920048305.8U patent/CN209889090U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114104281A (en) * | 2021-10-29 | 2022-03-01 | 西安交通大学 | Mute investigation aircraft |
| CN114104281B (en) * | 2021-10-29 | 2024-05-07 | 西安交通大学 | Silence investigation aircraft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 |