CN207644625U - Propeller connection structure and unmanned vehicle - Google Patents
Propeller connection structure and unmanned vehicle Download PDFInfo
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- CN207644625U CN207644625U CN201721637233.8U CN201721637233U CN207644625U CN 207644625 U CN207644625 U CN 207644625U CN 201721637233 U CN201721637233 U CN 201721637233U CN 207644625 U CN207644625 U CN 207644625U
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Abstract
The utility model discloses a kind of propeller connection structure and unmanned vehicles.The connection structure includes：Paddle component, the paddle component include blade ontology and the first magnetic element, and first magnetic element is arranged on the middle part of blade ontology；And transmission component, the transmission component includes the second magnetic element and the motor cap that is connect for the power output portion with motor body, second magnetic element is arranged in the motor cap, second magnetic element attracts with the first magnetic element magnetic force, so that the paddle component links together with the transmission component, the paddle component is rotated synchronously with the transmission component.The connection structure can realize the quick demolition, installation of paddle component and transmission component.
Description
Technical field
The utility model is related to a kind of propeller connection structure and unmanned vehicles, more particularly, to a kind of spiral
Paddle connection structure and unmanned vehicle.
Background technology
The application of unmanned vehicle is more and more extensive.Under normal conditions, the propeller of unmanned vehicle is integrally fixed at fuselage
On.Since the size of propeller is larger, therefore this connection type is not easy to the storage of unmanned vehicle.
Utility model content
One purpose of the utility model is to provide a kind of new solution of propeller connection structure.
It is according to the present utility model in a first aspect, providing a kind of propeller connection structure.The connection structure includes：Paddle group
Part, the paddle component include blade ontology and the first magnetic element, and first magnetic element is arranged on the blade ontology
Middle part；And transmission component, the transmission component include the second magnetic element and for the power output portion with motor body
The motor cap of connection, second magnetic element are arranged in the motor cap, second magnetic element and described first
Magnetic element magnetic force attracts, so that the paddle component links together with the transmission component, the paddle component and the transmission
Component synchronization rotates.
Optionally, at least one of first magnetic element and second magnetic element are permanent magnet.
Optionally, the paddle component further includes paddle seat, and the paddle seat is connect with the middle part of the blade ontology, the paddle seat
With cavity, first magnetic element is arranged in the cavity.
Optionally, there is the motor cap boss, second magnetic element to be embedded in the boss, and the boss is inserted into
In the cavity.
Optionally, it is provided with the muscle position of protrusion in the inner wall of the cavity, is arranged on the boss fluted, is assembling
When, the muscle position is inserted into the groove, so that the paddle component is rotated synchronously with the transmission component；Or
It is fluted in the inner wall setting of the cavity, the muscle position of protrusion is provided on the boss, it is described in assembly
Muscle position is inserted into the groove, so that the paddle component is rotated synchronously with the transmission component.
Optionally, the muscle position is multiple, and the groove is multiple, and the groove is corresponded with the muscle position.
Optionally, be provided with partition board in the cavity of the paddle seat, the partition board by the cavity be divided into upper cavity and
The upper end of lower chamber, the upper cavity is unlimited, in order to install the first magnetic element, the upper surface of the upper cavity and paddle
The middle part of leaf ontology connects, and the lower chamber is for accommodating the boss, and the lower end of the lower chamber is unlimited, in order to institute
State boss insertion.
Optionally, the cross section of the boss is ellipse, semicircle or polygon, the structure of the cavity with it is described
The structure of boss matches, so that the boss is inserted into the cavity, and keeps the paddle component synchronous with the transmission component
Rotation.
Optionally, the paddle component further includes spinner, and there is through-hole, the spinner to have cap at the middle part of the blade ontology
Portion and the protrusion axle for protruding from cap portion center, the protrusion axle are inserted into the through-hole, and the blade ontology is located at the cap portion
Between the paddle seat, the spinner, the blade ontology and the paddle seat are connected and be fixed together by screw.
Another embodiment according to the present utility model, provides a kind of unmanned vehicle.The unmanned vehicle includes electricity
Machine ontology and the propeller connection structure provided by the utility model, the power that the motor cap is arranged on motor body are defeated
Go out portion.
According to one embodiment of the disclosure, realized by the interaction of the first magnetic element and the second magnetic element
The demolition, installation of paddle component and transmission component.
When in use, user only need to be close by paddle component and transmission component, passes through the first magnetic element and the second magnetic member
The magnetic force of part attracts the quick connection for realizing paddle component and transmission component.In storage, user overcomes the suction of two magnetic elements
Gravitation directly extracts paddle component, so that paddle component is detached with transmission component.
The demolition, installation of the propeller connection structure are very easy and quick.
By referring to the drawings to the detailed description of the exemplary embodiment of the utility model, the utility model it is other
Feature and its advantage will become apparent.
Description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiments of the present invention, and
And together with its explanation for explaining the principles of the present invention.
Fig. 1 is the exploded view of the propeller connection structure of one embodiment according to the present utility model.
Fig. 2-3 is the sectional view of the propeller connection structure of one embodiment according to the present utility model.
Fig. 4-5 is the structural schematic diagram of the paddle seat of one embodiment according to the present utility model.
Fig. 6-7 is the structural schematic diagram of the motor cap of one embodiment according to the present utility model.
Reference sign：
10：Spinner；11：Protrusion axle；20：Blade ontology；21：Through-hole；30：First magnet；40：Paddle seat；41：Upper cavity；
42：Lower chamber；43：Muscle position；46：Partition board；50：Screw； 70：Motor cap；71：Boss；72：Groove；73：Accommodating chamber；80：The
Two magnet；90：Motor body.
Specific implementation mode
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should be noted that：Unless another
It illustrates outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
In shown here and discussion all examples, any occurrence should be construed as merely illustrative, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
One embodiment according to the present utility model provides a kind of propeller connection structure.As shown in Fig. 1-3, the company
Binding structure includes：Paddle component and transmission component.
Paddle component includes blade ontology 20 and the first magnetic element.First magnetic element is arranged in blade ontology 20
Portion.For example, those skilled in the art can be set according to actual needs the quantity of blade in blade ontology 20.Multiple blades connect
It is connected together, the position of connection is the middle part of blade ontology 20.First magnetic element is arranged on the middle part of blade ontology 20.Example
Such as, by clamping, the middle part that the first magnetic element is fixed on blade ontology 20 by modes such as be bonded, be bolted.
For example, the first magnetic element is permanent magnet or electromagnetic component.For example, permanent magnet is ferrite lattice, neodymium iron boron
Magnet etc..Electromagnetic component is the element that magnetic field is generated using electric magnetisation principle.For convenience of description, the first magnetic element is first
Magnet 30.
Transmission component is for paddle component to be connect with motor body 90.Transmission component include the second magnetic element and for
The motor cap 70 of the power output portion connection of motor body 90.Second magnetic element is arranged in motor cap 70.Second is magnetic
Element and the first magnetic element magnetic force attract, so that paddle component links together with transmission component.Paddle component and transmission component are same
Step rotation.
For example, power output portion is the output shaft of motor body 90.Motor cap 70 is fixed on output shaft by screw.
Second magnetic element is permanent magnet or electromagnetic component.For example, permanent magnet is ferrite lattice, ndfeb magnet etc..Electromagnetism member
Part is the element that magnetic field is generated using electric magnetisation principle.For convenience of description, in this example embodiment, the second magnetic element is the second magnetic
Iron 80.
It will be apparent to a skilled person that the attraction between the first magnetic element and the second magnetic element is more than
The power overcome is needed when unmanned vehicle flight.
In the utility model embodiment, paddle is realized by the interaction of the first magnetic element and the second magnetic element
The demolition, installation of component and transmission component.
When in use, user only need to be close by paddle component and transmission component, passes through the first magnetic element and the second magnetic member
The magnetic force of part attracts the quick connection for realizing paddle component and transmission component.In storage, user overcomes the suction of two magnetic elements
Gravitation directly extracts paddle component, so that paddle component is detached with transmission component.
The demolition, installation of the propeller connection structure are very easy and quick.
In one example, as shown in Figs. 1-3, paddle component further includes paddle seat 40.The middle part of paddle seat 40 and blade ontology 20
Connection.For example, paddle seat 40 to be fixed on to the middle part of blade ontology 20 by bonding, clamping or bolted mode.Paddle seat
40 have cavity.First magnetic element (for example, first magnet 30) is arranged in cavity.For example, the inside of paddle seat 40 has
The cavity of open at one end.When mounted, the first magnet 30 is put into from open end in cavity.In this way, first is magnetic
Installation, the dismounting of element become easy.
In one example, as shown in Fig. 2,3,6,7, motor cap 70 has boss 71.Second magnetic element is embedded in boss
In 71.Boss 71 is inserted into cavity.For example, the inside of boss 71 has accommodating chamber 73.The lower end of accommodating chamber 73 is unlimited.
When installation, first, the second magnet 80 is embedded in accommodating chamber 73；Then, motor cap 70 is fixed in rotation axis.
The setting of boss 71 is so that the connection of paddle component and transmission component becomes easy, and boss 71 plays positioning
Effect, improves the installation accuracy of paddle component and transmission component.
In addition, boss 71 and the grafting of cavity are avoided that paddle component relative to 70 transverse shifting of motor cap, to improve
The reliability of propeller connection structure.
In one example, as shown in figure 5, the inner wall in cavity is provided with raised muscle position 43.As shown in fig. 6, convex
Fluted 72 are arranged on platform 71.In assembly, muscle position 43 is inserted into groove 72, so that paddle component is rotated synchronously with transmission component.
Muscle position 43 and groove 72 can play good position-limiting action, can effectively prevent paddle component and circumferential move occurs relative to transmission component
It is dynamic, so that the two is rotated synchronously.
For example, as shown in Fig. 2,4,5, partition board 46 is provided in the cavity of paddle seat 40.Partition board 46 separates the cavity into
Cavity 41 and lower chamber 42.The upper end of upper cavity 41 is unlimited, in order to install the first magnetic element (for example, the first magnet
30).The upper surface of upper cavity 41 is connect with the middle part of blade ontology 20.Lower chamber 42 is for accommodating boss 71.Lower chamber 42
Lower end is unlimited, in order to which boss 71 is inserted into.Muscle position 43 is provided in the cavity wall of lower chamber 42.It is arranged on boss 71
Fluted 72.In this way, the first magnet 30 can be effectively protected by partition board 46, to prevent from being torn open repeatedly in paddle component,
During dress, the first magnet 30 is damaged.
In one example.It is arranged fluted 72 in the inner wall of cavity, the muscle position 43 of protrusion is provided on boss 71,
When assembly, muscle position 43 is inserted into groove 72, so that paddle component is rotated synchronously with transmission component.
For example, being provided with partition board 46 in the cavity of paddle seat 40.Partition board 46 separates the cavity into upper cavity 41 and lower chamber
42.The upper end of upper cavity 41 is unlimited, in order to install the first magnetic element (for example, first magnet 30).Upper cavity 41
Upper surface is connect with the middle part of blade ontology 20.Lower chamber 42 is for accommodating boss 71.The lower end of lower chamber 42 is unlimited, with
It is inserted into convenient for boss 71.Fluted 72 are arranged in the cavity wall of lower chamber 42.Muscle position 43 is provided on boss 71.Pass through this
Kind mode, the first magnet 30 can be effectively protected by partition board 46, to prevent during paddle component demolition, installation repeatedly, the first magnetic
Iron 30 is damaged.
Preferably, muscle position 43 is multiple, and groove 72 is multiple, and groove 72 is corresponded with muscle position 43.It in this way can be more effective
Ground avoids paddle component from relatively rotating with transmission component, is rotated synchronously both to ensure.
In one example, the cross section of boss 71 is ellipse, semicircle or polygon, the structure and boss of cavity
71 structure matches, so that boss 71 is inserted into cavity, and paddle component is made to be rotated synchronously with transmission component.It refers to convex to match
Platform 71 and the structure at least part of cavity are complementary, so that boss 71 can be inserted into cavity and the two can interfere, to prevent
Only relatively rotate.
The structure of boss 71 and cavity is not limited to the above embodiments, and those skilled in the art can carry out according to actual needs
Setting.
In general, the stress that the middle part of blade ontology 20 is subject to is bigger, is easy to happen fracture, especially in high speed
Under operating or big load.In one example, paddle component further includes spinner 10.The middle part of blade ontology 20 has through-hole 21.
Spinner 10 has cap portion and protrudes from the protrusion axle 11 at cap portion center.Protrusion axle 11 is inserted into through-hole 21.Blade ontology 20 is located at
Between cap portion and paddle seat 40.Spinner 10, blade ontology 20 and paddle seat 40 are connected and be fixed together by screw 50.
In this way, blade ontology 20 is sandwiched between spinner 10 and paddle seat 40.Paddle seat 40 and spinner 10 can protect blade ontology
20 middle part.Paddle seat 40 and spinner 10 improve the structural strength of blade ontology 20, can be effectively prevented the generation of blade ontology 20
Fracture.
Another embodiment according to the present utility model, provides a kind of unmanned vehicle.The unmanned vehicle includes electricity
Machine ontology and propeller connection structure provided by the utility model.Motor cap 70 is arranged on the power output of motor body 90
Portion, for example, on output shaft.
The unmanned vehicle has the characteristics that storage easily and fast.
Although some specific embodiments of the utility model are described in detail by example, this field
It is to be understood by the skilled artisans that example above merely to illustrate, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case of, to above example
It modifies.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of propeller connection structure, which is characterized in that including：
Paddle component, the paddle component include blade ontology and the first magnetic element, and first magnetic element is arranged on described
The middle part of blade ontology；And
Transmission component, the transmission component include the second magnetic element and the electricity that is connect for the power output portion with motor body
Machine cap, second magnetic element are arranged in the motor cap, second magnetic element and first magnetic element
Magnetic force attracts, so that the paddle component links together with the transmission component, the paddle component is synchronous with the transmission component
Rotation.
2. propeller connection structure according to claim 1, which is characterized in that first magnetic element and described second
At least one of magnetic element is permanent magnet.
3. propeller connection structure according to claim 1, which is characterized in that the paddle component further includes paddle seat, described
Paddle seat is connect with the middle part of the blade ontology, and the paddle seat tool has cavity, first magnetic element to be arranged on the chamber
In body.
4. propeller connection structure according to claim 3, which is characterized in that the motor cap has a boss, and described the
Two magnetic elements are embedded in the boss, and the boss is inserted into the cavity.
5. propeller connection structure according to claim 4, which is characterized in that the inner wall of the cavity is provided with protrusion
Muscle position, be arranged on the boss fluted, in assembly, the muscle position is inserted into the groove, so that the paddle component
It is rotated synchronously with the transmission component；Or
It is fluted in the inner wall setting of the cavity, the muscle position of protrusion is provided on the boss, in assembly, the muscle position
It is inserted into the groove, so that the paddle component is rotated synchronously with the transmission component.
6. propeller connection structure according to claim 5, which is characterized in that the muscle position is multiple, and the groove is
Multiple, the groove is corresponded with the muscle position.
7. propeller connection structure according to claim 4, which is characterized in that be provided in the cavity of the paddle seat every
The cavity is divided into upper cavity and lower chamber by plate, the partition board, and the upper end of the upper cavity is unlimited, in order to install
The upper surface of first magnetic element, the upper cavity is connect with the middle part of blade ontology, and the lower chamber is described convex for accommodating
The lower end of platform, the lower chamber is unlimited, in order to which the boss is inserted into.
8. propeller connection structure according to claim 4, which is characterized in that the cross section of the boss be ellipse,
Semicircle or polygon, the structure of the cavity and the structure of the boss match, so that the boss is inserted into the chamber
In body, and the paddle component is made to be rotated synchronously with the transmission component.
9. propeller connection structure according to claim 3, which is characterized in that the paddle component further includes spinner, described
There is through-hole, the spinner to have cap portion and protrude from the protrusion axle at cap portion center at the middle part of blade ontology, and the protrusion axle is inserted
Enter in the through-hole, the blade ontology is between the cap portion and the paddle seat, by screw by the spinner, the paddle
Leaf ontology and the paddle seat are connected and are fixed together.
10. a kind of unmanned vehicle, which is characterized in that including motor body and as described in any one in claim 1-9
Propeller connection structure, the motor cap is arranged on the power output portion of the motor body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721637233.8U CN207644625U (en) | 2017-11-30 | 2017-11-30 | Propeller connection structure and unmanned vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721637233.8U CN207644625U (en) | 2017-11-30 | 2017-11-30 | Propeller connection structure and unmanned vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN207644625U true CN207644625U (en) | 2018-07-24 |
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ID=62881938
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721637233.8U Active CN207644625U (en) | 2017-11-30 | 2017-11-30 | Propeller connection structure and unmanned vehicle |
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| CN (1) | CN207644625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839871A (en) * | 2017-11-30 | 2018-03-27 | 歌尔股份有限公司 | Propeller attachment structure and unmanned vehicle |
| WO2020103055A1 (en) * | 2018-11-21 | 2020-05-28 | 深圳市大疆创新科技有限公司 | Rotor assembly and unmanned aerial vehicle |
-
2017
- 2017-11-30 CN CN201721637233.8U patent/CN207644625U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839871A (en) * | 2017-11-30 | 2018-03-27 | 歌尔股份有限公司 | Propeller attachment structure and unmanned vehicle |
| CN107839871B (en) * | 2017-11-30 | 2023-11-17 | 歌尔股份有限公司 | Propeller connection structure and unmanned vehicles |
| WO2020103055A1 (en) * | 2018-11-21 | 2020-05-28 | 深圳市大疆创新科技有限公司 | Rotor assembly and unmanned aerial vehicle |
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