CN205770135U - A kind of unmanned plane propeller protection device - Google Patents
A kind of unmanned plane propeller protection device Download PDFInfo
- Publication number
- CN205770135U CN205770135U CN201620679153.8U CN201620679153U CN205770135U CN 205770135 U CN205770135 U CN 205770135U CN 201620679153 U CN201620679153 U CN 201620679153U CN 205770135 U CN205770135 U CN 205770135U
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- CN
- China
- Prior art keywords
- connecting rod
- brace
- unmanned plane
- propeller
- protection device
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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.)
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Abstract
This utility model relates to a kind of unmanned plane propeller protection device, including fixing bar, connecting rod and fan ring.Connecting rod includes the first brace and the second brace, one end of first brace is connected with fixing bar, the lower end of its other end and the second brace is connected, second brace rolls tiltedly relative to the first brace to the propeller of unmanned plane, connecting rod has three, being respectively first connecting rod, second connecting rod and third connecting rod, second connecting rod is positioned in the middle of first connecting rod and third connecting rod;Fan ring is fan-shaped ring structure, is connected with the upper end of the second brace of connecting rod.This utility model includes fixing bar, connecting rod and fan ring, and connect together according to the angles and positions relation set, define a kind of shaft-like guard bar structure can being looped around outside the propeller of unmanned plane, and its structure and shape and the mating shapes of propeller, can effectively prevent unmanned plane propeller and foreign object strike in motor process.
Description
Technical field
This utility model relates to unmanned air vehicle technique field, particularly relates to a kind of unmanned plane propeller protection device.
Background technology
At present, many rotor wing unmanned aerial vehicles taking photo by plane, rescue, forest fire protection, a lot of fields such as security protection are widely used,
It is mainly made up of rotor fuselage, multiple electric motors and multi-blade propeller, wherein has multi-disc with gyroplane and is arranged radially
Frame, every frame outer end upper surface is provided with a motor, and connects propeller on the output shaft of every motor upper end.
But, there is following point in many rotor wing unmanned aerial vehicles of this structure: special owing to not having on the most this unmanned plane
Fender bracket, therefore when indoor and outdoor flight, the propeller of high speed rotating probably strikes on barrier, the most not only can be right
The frame for movement of aircraft causes bigger damage, thus increases maintenance cost, but also the people of surrounding can be caused no small peace
Full hidden danger.Therefore, this area needs a propeller being possible to prevent unmanned plane and the protection device of foreign object strike.
Utility model content
One of technical problem that this utility model is intended to solve in correlation technique the most to a certain extent.
To this end, a purpose of the present utility model is to propose a kind of propeller being possible to prevent unmanned plane and foreign object strike
Unmanned plane propeller protection device, including: fixing bar, described fixing bar is fixed by the downside of screw with the wing of unmanned plane
Connect;Connecting rod, described connecting rod includes that the first brace and the second brace, one end of described first brace are connected with described fixing bar,
Its other end is connected with the lower end of described second brace, described second brace relative to described first brace to the spiral of unmanned plane
Oar rolls tiltedly, and described connecting rod has three, respectively first connecting rod, second connecting rod and third connecting rod, and described second connecting rod is positioned at
Described first connecting rod and the centre of described third connecting rod;Fan ring, described fan ring is fan-shaped ring structure, with described second brace
Upper end is connected, and one end of described fan ring is connected with described first connecting rod, and the other end of described fan ring is connected with described third connecting rod,
The centre of described fan ring is connected with described second connecting rod, and the propeller side of described fan hoop unmanned plane is protruded.
This utility model includes fixing bar, connecting rod and fan ring, and connects together according to the angles and positions relation set,
Define a kind of shaft-like guard bar structure can being looped around outside the propeller of unmanned plane, and its structure and shape and propeller
Mating shapes, is enclosed in the outside that propeller may produce the position of shock with foreign object, can effectively prevent unmanned plane in fortune
Propeller and foreign object strike during Dong.
Further, the material of described fixing bar, described connecting rod and described fan ring is plastics.
Further, the central angle of described fan ring is 120 °~150 °.
Further, the angle between described fixing bar and described first brace is 120 °~150 °.
Further, the angle between described first brace and described second brace is 90 °~120 °.
Further, a length of 50mm~100mm of described fixing bar.
Further, a length of 50mm~100mm of described first brace.
Further, a length of 10mm~20mm of described second brace.
Additional aspect of the present utility model and advantage will part be given in the following description, and part will be from explained below
In become obvious, or recognized by practice of the present utility model.
Accompanying drawing explanation
Fig. 1 is the subassembly schematic diagram of a kind of unmanned plane propeller protection device of this utility model embodiment;
Fig. 2 is the assembling schematic diagram of a kind of unmanned plane propeller protection device of this utility model embodiment.
Accompanying drawing is labeled as:
11 fix bar
111 screws
112 screws
12 connecting rods
121 first braces
122 second braces
123 first connecting rods
124 second connecting rods
125 third connecting rods
13 fan rings
Detailed description of the invention
Of the present utility model embodiment is described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
It is exemplary for examining the embodiment that accompanying drawing describes, it is intended to be used for explaining this utility model, and it is not intended that to this utility model
Restriction.
The novel one unmanned plane propeller protection device that provides of this implementation, as depicted in figs. 1 and 2, including: fixing bar
11, described fixing bar 11 is connected by screw 2 is fixing with the downside of the wing of unmanned plane;Connecting rod 12, described connecting rod 12 includes
One brace 121 and the second brace 122, one end of described first brace 121 is connected with described fixing bar 11, and its other end is with described
The lower end of the second brace 122 be connected, described second brace 122 relative to described first brace 121 to the propeller side of unmanned plane
Tilting, described connecting rod 12 has three, respectively first connecting rod 123, second connecting rod 124 and third connecting rod 125, and described second even
Bar 124 is positioned at described first connecting rod 123 and the centre of third connecting rod 125;Fan ring 13, described fan ring 13 is fan-shaped ring structure,
Being connected with the upper end of the second brace 124 of described connecting rod 12, one end of described fan ring 13 is connected with described first connecting rod 123, institute
The other end stating fan ring 13 is connected with described third connecting rod 125, and the centre of described fan ring 13 is connected with described second connecting rod 124,
Described fan ring 13 protrudes to the propeller side of unmanned plane.This utility model includes fixing bar, connecting rod and fan ring, and according to setting
Angles and positions relation connects together, and defines a kind of shaft-like guardrail can being looped around outside the propeller of unmanned plane knot
Structure, and the mating shapes of its structure and shape and propeller, be enclosed in propeller and may produce the position clashed into foreign object
Outside, can effectively prevent unmanned plane propeller and foreign object strike in motor process.
Preferably, the material of described fixing bar 11, described connecting rod 12 and described fan ring 13 is plastics.Plastic density is relatively
Low, the quality of unmanned plane propeller protection device can be alleviated, improve practicality.
At an aspect of this utility model embodiment, the central angle of described fan ring 13 is 120 °~150 °, described fixing
Angle between bar and described first brace is 120 °~150 °, the angle between described first brace and the second brace be 90 °~
120 °, a length of 50mm~100mm of described fixing bar, a length of 50mm~100mm of described first brace are described second oblique
A length of 10mm~20mm of bar.The design of this angle and size matches with the size of the propeller of conventional unmanned plane,
Propeller effectively can must be protected may to produce, with foreign object, the position clashed into, improve the safety of unmanned plane during flying.
Although above it has been shown and described that embodiment of the present utility model, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as that those of ordinary skill in the art is in scope of the present utility model to restriction of the present utility model
In above-described embodiment can be changed, revise, replace and modification.
Claims (8)
1. a unmanned plane propeller protection device, it is characterised in that including:
Fixing bar, described fixing bar is connected by screw is fixing with the downside of the wing of unmanned plane;
Connecting rod, described connecting rod includes that the first brace and the second brace, one end of described first brace are connected with described fixing bar, its
The other end is connected with the lower end of described second brace, described second brace relative to described first brace to the propeller of unmanned plane
Rolling tiltedly, described connecting rod has three, respectively first connecting rod, second connecting rod and third connecting rod, and described second connecting rod is positioned at institute
State first connecting rod and the centre of described third connecting rod;
Fan ring, described fan ring is fan-shaped ring structure, is connected with the upper end of described second brace, and one end of described fan ring is with described
First connecting rod is connected, and the other end of described fan ring is connected with described third connecting rod, the centre of described fan ring and described second connecting rod
Being connected, the propeller side of described fan hoop unmanned plane is protruded.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described fixing bar, described connecting rod
It is plastics with the material of described fan ring.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that the central angle of described fan ring is
120 °~150 °.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described fixing bar and described first
Angle between brace is 120 °~150 °.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described first brace and described the
Angle between two braces is 90 °~120 °.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described fixing bar a length of
50mm~100mm.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described first brace a length of
50mm~100mm.
Unmanned plane propeller protection device the most according to claim 1, it is characterised in that described second brace a length of
10mm~20mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620679153.8U CN205770135U (en) | 2016-07-01 | 2016-07-01 | A kind of unmanned plane propeller protection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620679153.8U CN205770135U (en) | 2016-07-01 | 2016-07-01 | A kind of unmanned plane propeller protection device |
Publications (1)
Publication Number | Publication Date |
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CN205770135U true CN205770135U (en) | 2016-12-07 |
Family
ID=58125491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620679153.8U Expired - Fee Related CN205770135U (en) | 2016-07-01 | 2016-07-01 | A kind of unmanned plane propeller protection device |
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CN (1) | CN205770135U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108583854A (en) * | 2018-04-10 | 2018-09-28 | 清远市巨劲科技有限公司 | A kind of contractile miniature portable unmanned plane of wing |
-
2016
- 2016-07-01 CN CN201620679153.8U patent/CN205770135U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108583854A (en) * | 2018-04-10 | 2018-09-28 | 清远市巨劲科技有限公司 | A kind of contractile miniature portable unmanned plane of wing |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
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: 20161207 Termination date: 20170701 |