CN209023142U - A kind of unmanned plane propeller protective device - Google Patents
A kind of unmanned plane propeller protective device Download PDFInfo
- Publication number
- CN209023142U CN209023142U CN201821759833.6U CN201821759833U CN209023142U CN 209023142 U CN209023142 U CN 209023142U CN 201821759833 U CN201821759833 U CN 201821759833U CN 209023142 U CN209023142 U CN 209023142U
- Authority
- CN
- China
- Prior art keywords
- curved rod
- cross bar
- arcwall
- unmanned plane
- link slot
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of unmanned plane propeller protective devices; including arcwall and wing; retention bead is provided on the inside of arcwall; rotary buckle band is provided on the outside of arcwall one; another outside of arcwall is provided with lock; more cross bars are provided in the middle part of arcwall lateral wall; the first curved rod, the second curved rod and third curved rod are connected on cross bar; cross bar upper surface between the first curved rod and the second curved rod offers link slot; the outer end of buffering brace and cross bar is connected with buffer spring, and buffering jib head is connected with fan-shaped cross bar；The protective cover that the utility model is made up of plurality of rods; propeller can not only be isolated in unmanned plane collision; and pass through the effect of buffer spring and torsional spring; impact force when collision can be effectively reduced; a buffer function is played, in addition, the utility model structure is simple; defencive function is powerful, can efficiently install or remove.
Description
Technical field
The utility model relates to unmanned plane equipment technical fields, and in particular to a kind of unmanned plane propeller protective device.
Background technique
With the rapid development of unmanned air vehicle technique, unmanned plane be widely used in mapping, engineering geological investigation, take photo by plane,
The fields such as photography, remote sensing.The propeller of unmanned plane is the position that unmanned plane is awing easiest to damage, and most of unmanned plane
Propeller be generally arranged at the outermost end of unmanned plane top wing, be awing easy to touch the objects such as building or trees
On, damage propeller causes unmanned plane to crash.Aiming at the problem that propeller on unmanned plane wing is easy damaged in collision, all kinds of inventions
It emerges one after another.
The utility model of Patent No. CN207346085U discloses a kind of unmanned plane propeller protective cover and unmanned plane, packet
Include the connector for being connect with unmanned plane and with a kind of cover that unmanned plane propeller protective device connector is connect, cover sets
It is placed in the following side of unmanned plane propeller, a kind of cover of unmanned plane propeller protective device cover is away from a kind of unmanned plane spiral shell
The direction for revolving paddle protective device unmanned plane propeller extends.Although the utility model can have avoid unmanned plane in flight course
The problem of being caused propeller to damage by shock, but the protective device of most of unmanned plane propeller, which only only serves isolation, to be made
With without playing the role of a buffering.Therefore, one kind is invented when unmanned plane collides object, can be played protection and be made
With, and the unmanned plane propeller protective device that can play a buffer role in is one and has technical problem to be solved.
Utility model content
The purpose of the utility model is to overcome the above-mentioned problems in the prior art, provide a kind of unmanned plane propeller
Protective device.
To realize the above-mentioned technical purpose, the utility model is achieved through the following technical solutions:
A kind of unmanned plane propeller protective device, including arcwall and wing, it is characterised in that: set on the inside of the arcwall
It is equipped with retention bead, the upper and lower ends in one outside of arcwall are provided with rotary buckle band, another outside of the arcwall
Upper and lower ends, which are provided with, can the lock fastened with rotary buckle band, be provided with more cross bars in the middle part of the arcwall lateral wall,
The fan-shaped outer wall for being connected to arcwall in one end of the more cross bars is connected with the first curved rod, the second arc on the cross bar
Shape bar and third curved rod, the cross bar upper surface between first curved rod and the second curved rod offer link slot,
It is provided with limited block at the link slot right end notch, torsional spring is provided in the link slot, is provided in the link slot slow
Brace is rushed, the buffering brace lower end is connected with connecting plate, and the connecting plate lower end is rotatablely connected by pin and link slot, and
Connecting plate upper side with connect groove bottom wall and connected by torsional spring, the buffering brace and the outer end of cross bar are connected with buffer spring,
The buffering jib head is connected with fan-shaped cross bar.
Further, rotating device is provided on the wing, being provided on the periphery of the rotating device can be with
The limiting groove of the retention bead cooperation.
Further, the limited block left side is provided with rubber spacer.
Further, the cross bar, buffering brace and fan-shaped cross bar are five.
Further, the cross bar, the first curved rod, the second curved rod, third curved rod, buffering brace and fan-shaped cross
Bar is that elastic plastic material is made.
The beneficial effects of the utility model are:
1, the utility model is compared with existing propeller protective cover, unmanned plane propeller protection provided by the utility model
Device passes through the cross bar of the periphery setting in propeller, the first curved rod, the second curved rod, third curved rod, buffering brace
And fan-shaped cross bar constitutes protective cover, can prevent the damage of unmanned plane propeller from crashing when unmanned plane collides other objects；
2, the utility model, can be when unmanned plane collides the first of object by the effect of torsional spring and buffer spring
Between, a buffer function is played, even if impact force is excessive, is contacted by buffering brace with limited block, fan-shaped cross will not be caused
Bar is contacted with propeller, is effectively reduced impact force when collision in this way, so that more efficient play protective effect；
3, the utility model is by the effect of upper and lower two rotary buckles band and lock, while utilizing the limit convex on the inside of arcwall
Rise and rotating device periphery on limiting groove between snap-in function, can have stable by unmanned plane propeller protective device
It is fixed on rotating device, and structure is simple.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is schematic perspective view when removing wing in the utility model；
Fig. 2 is the schematic perspective view of wing in the utility model；
Fig. 3 is the schematic cross-sectional view in the utility model at cross bar link slot.
In attached drawing, parts list represented by the reference numerals are as follows:
1- arcwall, 2- wing, 3- retention bead, 4- rotary buckle band, 5- lock, 6- cross bar, the first curved rod of 7-, 8- the
Two curved rods, 9- third curved rod, 10- link slot, 11- limited block, 12- torsional spring, 13- buffer brace, 14- connecting plate, and 15- delays
Rush spring, 16- sector cross bar, 17- rotating device, 18- limiting groove, 19- rubber spacer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-3, a kind of unmanned plane propeller protective device, including arcwall 1 and wing 2, in arcwall 1
Side is provided with retention bead 3, and rotating device 17 is provided on wing 2, and being provided on the periphery of rotating device 17 can be with limit
The limiting grooves 18 of 3 cooperation of position protrusion, the upper and lower ends in the outside of arcwall 1 one are provided with rotary buckle band 4, arcwall 1 it is another
The upper and lower ends in outside, which are provided with, can the lock 5 fastened with rotary buckle band 4, be provided with five in the middle part of 1 lateral wall of arcwall
Cross bar 6, the fan-shaped outer wall for being connected to arcwall 1 in one end of five cross bars 6 are connected with the first curved rod 7, second on cross bar 6
Curved rod 8 and third curved rod 9,6 upper surface of cross bar between the first curved rod 7 and the second curved rod 8 offer connection
Slot 10 is provided with limited block 11 at 10 right end notch of link slot, and 11 left side of limited block is provided with rubber spacer 19, link slot 10
It is inside provided with torsional spring 12, buffering brace 13 is provided in link slot 10, buffering 13 lower end of brace is connected with connecting plate 14, connecting plate
14 lower ends are rotatablely connected by pin and link slot 10, and 14 upper side of connecting plate is connected with 10 bottom wall of link slot by torsional spring 12
It connects, the outer end of buffering brace 13 and cross bar 6 is connected with buffer spring 15, and five 13 upper ends of buffering brace are respectively connected with fan-shaped cross bar
16.Wherein, cross bar 6, the first curved rod 7, the second curved rod 8, third curved rod 9, buffering brace 13 and fan-shaped cross bar 16 are equal
It is made of elastic plastic material.
One concrete application of the present embodiment are as follows:
When the utility model is used, the limiting groove 18 that the rotating device 17 on wing 2 is opened up is directed at arcwall 1
After retention bead 3 engages, rotary buckle band 4 and lock 5 are locked.When unmanned plane awing collides wall or other objects
When, since cross bar 6, the first curved rod 7, the second curved rod 8, third curved rod 9, buffering brace 13 and fan-shaped cross bar 16 are constituted
Protective cover, the propeller and other objects that can effectively prevent on wing collide, fan-shaped horizontal when the first time of unmanned plane collision
Bar 16 buffers brace 13 to rotation at propeller position to drive, but due to the effect of buffer spring 15 and torsional spring 12, can have
Effect reduces impact force when collision, plays a buffer function, the significantly more efficient damage for reducing unmanned plane when colliding.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific embodiment that the utility model is only yet.Obviously, according to this specification
Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain
The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical
It is novel.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of unmanned plane propeller protective device, including arcwall (1) and wing (2), it is characterised in that: the arcwall
(1) inside is provided with retention bead (3), and the upper and lower ends in (1) one outside of arcwall are provided with rotary buckle band (4), described
The upper and lower ends in another outside of arcwall (1), which are provided with, can the lock (5) fastened with rotary buckle band (4), the arcwall
(1) more cross bars (6) are provided in the middle part of lateral wall, one end of the more cross bars (6) is fan-shaped to be connected to arcwall (1)
Outer wall is connected with the first curved rod (7), the second curved rod (8) and third curved rod (9) on the cross bar (6), is located at described the
Cross bar (6) upper surface between one curved rod (7) and the second curved rod (8) offers link slot (10), the link slot (10)
It is provided at right end notch limited block (11), is provided with torsional spring (12) in the link slot (10), set in the link slot (10)
It is equipped with buffering brace (13), buffering brace (13) lower end is connected with connecting plate (14), and connecting plate (14) lower end passes through
Pin and link slot (10) are rotatablely connected, and connecting plate (14) upper side is connect with link slot (10) bottom wall by torsional spring (12),
The outer end of buffering brace (13) and cross bar (6) is connected with buffer spring (15), and buffering brace (13) upper end is connected with
Fan-shaped cross bar (16).
2. a kind of unmanned plane propeller protective device according to claim 1, it is characterised in that: set on the wing (2)
It is equipped with rotating device (17), being provided on the periphery of the rotating device (17) can be with the retention bead (3) cooperation
Limiting groove (18).
3. a kind of unmanned plane propeller protective device according to claim 1, it is characterised in that: the limited block (11) is left
Side is provided with rubber spacer (19).
4. a kind of unmanned plane propeller protective device according to claim 1, it is characterised in that: the cross bar (6), buffering
Brace (13) and fan-shaped cross bar (16) are five.
5. a kind of unmanned plane propeller protective device according to claim 1, it is characterised in that: the cross bar (6), first
Curved rod (7), the second curved rod (8), third curved rod (9), buffering brace (13) and fan-shaped cross bar (16) are elastic modeling
Material material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821759833.6U CN209023142U (en) | 2018-10-29 | 2018-10-29 | A kind of unmanned plane propeller protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821759833.6U CN209023142U (en) | 2018-10-29 | 2018-10-29 | A kind of unmanned plane propeller protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209023142U true CN209023142U (en) | 2019-06-25 |
Family
ID=66908386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821759833.6U Expired - Fee Related CN209023142U (en) | 2018-10-29 | 2018-10-29 | A kind of unmanned plane propeller protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209023142U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021078201A1 (en) * | 2019-10-22 | 2021-04-29 | 深圳市道通智能航空技术有限公司 | Propeller protection cover, propeller assembly and unmanned aerial vehicle |
| WO2021189266A1 (en) * | 2020-03-24 | 2021-09-30 | 深圳市大疆创新科技有限公司 | Protective cover of propeller and unmanned aerial vehicle |
-
2018
- 2018-10-29 CN CN201821759833.6U patent/CN209023142U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021078201A1 (en) * | 2019-10-22 | 2021-04-29 | 深圳市道通智能航空技术有限公司 | Propeller protection cover, propeller assembly and unmanned aerial vehicle |
| WO2021189266A1 (en) * | 2020-03-24 | 2021-09-30 | 深圳市大疆创新科技有限公司 | Protective cover of propeller and unmanned aerial vehicle |
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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: 20190625 Termination date: 20191029 |