CN208789939U - A kind of rotary-wing transmission mechanism of unmanned plane - Google Patents
A kind of rotary-wing transmission mechanism of unmanned plane Download PDFInfo
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- CN208789939U CN208789939U CN201820981111.9U CN201820981111U CN208789939U CN 208789939 U CN208789939 U CN 208789939U CN 201820981111 U CN201820981111 U CN 201820981111U CN 208789939 U CN208789939 U CN 208789939U
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- rotary
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Abstract
The utility model discloses a kind of rotary-wing transmission mechanisms of unmanned plane, including steering engine, push-pull rod, paddle head rotary shaft, displacement drives slipper bearing, blade connection, displacement axle bearing, displacement drives sliding block, pitch change axes, paddle head shell, steering engine is connected directly with one end of push-pull rod or is connected by auxiliary body, the other end of push-pull rod is connected with displacement driving slipper bearing, paddle head rotary shaft is cased with outside push-pull rod, displacement driving sliding block is provided on displacement driving slipper bearing, displacement driving sliding block is connected with displacement axle bearing, displacement axle bearing is connected with blade connection, pitch change axes Bearing inner is provided with pitch change axes, pitch change axes Bearing outer is provided with paddle head shell；It solves the problems, such as that transmission mechanism components are excessive, realizes the stability of unmanned plane rotary-wing transmission, while reducing costs and maintenance cost.
Description
Technical field
The utility model is suitable for aviation field, and in particular to a kind of rotary-wing transmission mechanism of unmanned plane.
Background technique
In existing aircraft, rotary-wing transmission mechanism generally takes gear drive or belt to be driven, both the above mode
It is all that transmission is realized by the structure of multiple component combinations, the structure of multiple component combinations is easy to cause the stability and peace of aircraft
Overall coefficient reduces, while the components of the structure of multiple component combinations are excessive, and cost and maintenance cost are all higher.
Summary of the invention
In view of the foregoing drawbacks, in order to solve the above problem, the utility model provides a kind of rotary-wing transmission mechanism of unmanned plane, this
The specific technical solution of utility model is as follows:
A kind of rotary-wing transmission mechanism of unmanned plane, which is characterized in that including steering engine 1, push-pull rod 2, paddle head rotary shaft 3, become
Sliding block 7, pitch change axes 8, paddle head shell 9, steering engine 1 are driven away from driving slipper bearing 4, blade connection 5, displacement axle bearing 6, displacement
It is connected directly with one end of push-pull rod 2 or is connected by auxiliary body, the other end and displacement of push-pull rod 2 drive slipper bearing 4
It is connected, paddle head rotary shaft 3 is cased with outside push-pull rod 2, displacement driving sliding block 7 is provided on displacement driving slipper bearing 4, displacement drives
Movable slider 7 is connected with displacement axle bearing 6, and displacement axle bearing 6 is connected with blade connection 5, and displacement axle bearing 6 is internally provided with change
Away from axis 8, paddle head shell 9 is provided with outside displacement axle bearing 6.
Further, the push-pull rod 2 is elastic rod or threaded rod.
Further, the auxiliary body includes connecting rod 10, right angle rocker arm 11, and connecting rod 10, right angle rocker arm 11 are arranged in rudder
Between machine 1 and push-pull rod 2, steering engine 1 is connected with one end of connecting rod 10, one end phase of the other end and right angle rocker arm 11 of connecting rod 10
Even, the other end of right angle rocker arm 11 is connected with one end of push-pull rod 2.
Further, the auxiliary body includes connector 12, connection slider 13, nut 14, Quick screw 15, connection
First 12, it connects slider 13, nut 14, Quick screw 15 to be arranged between steering engine 1 and push-pull rod 2, steering engine 1 and 12 phase of connector
Even, connector 12, connection slider 13, nut 14, Quick screw 15 are sequentially connected, one end of Quick screw 15 and push-pull rod 2
It is connected.
Further, it is provided with opening in the middle part of the displacement driving sliding block 7, displacement drives the opening sleeve of sliding block 7 in displacement
It drives on slipper bearing 4.
Further, there are two the displacement driving settings of sliding block 7, two displacement about 7 sliding blocks of driving are arranged.
Further, the pitch change axes 8 are provided with two or three.
Further, the blade connection 5 is in U-shape.
Working principle: steering engine 1 directly drives or drives push-pull rod 2 to move up and down by auxiliary body, and push-pull rod 2, which drives, to be become
It moving up and down away from driving sliding block 7, displacement drives sliding block 7 that pitch change axes 8 is driven to rotate, and pitch change axes 8 drive blade connection 5 to rotate,
Wherein driving slipper bearing 4 guarantees that push-pull rod 2 only moves up and down, and not as pitch change axes 8 rotate, paddle head rotary shaft 3 realizes paddle
The rotation of head, displacement axle bearing 6 are used to support pitch change axes 8, and paddle head shell 9 is fixed.
Compared with prior art, the utility model has the following beneficial effects:
1, the structure that push-pull rod replaces original multiple component combinations is made using elastic rod or threaded rod, realizes and reduces nothing
Man-machine components, stability when improving unmanned plane during flying；
2, it realizes the stability of unmanned plane rotary-wing transmission, while reducing costs and maintenance cost.
Detailed description of the invention
Fig. 1 is the main view of the utility model；
Fig. 2 is the top view of the members of the utility model；
Fig. 3 is the schematic diagram of the utility model；
Fig. 4 is that there are two the schematic diagrames of pitch change axes 8 for the utility model setting；
Fig. 5 is that there are three 8 schematic diagrames of pitch change axes for the utility model setting；
Indicate in figure: 1- steering engine, 2- push-pull rod, 3- paddle head rotary shaft, 4- displacement drive slipper bearing, the connection of 5- blade
Part, 6- displacement axle bearing, 7- displacement drive sliding block, 8- pitch change axes, 9- paddle head shell, 10- connecting rod, the right angle 11- rocker arm, 12- company
Connector, 13- connection slider, 14- nut, 15- Quick screw.
Specific embodiment
The utility model is illustrated below with reference to embodiment, but the utility model is not limited to following technical scheme.
Embodiment 1
As shown in Figure 1, the utility model include steering engine 1, push-pull rod 2, paddle head rotary shaft 3, displacement driving slipper bearing 4,
Blade connection 5, displacement axle bearing 6, displacement drive sliding block 7, pitch change axes 8, paddle head shell 9, one end of steering engine 1 and push-pull rod 2
It is connected, the other end of push-pull rod 2 is connected with displacement driving slipper bearing 4, paddle head rotary shaft 3 is cased with outside push-pull rod 2, displacement drives
Be provided on movable slider bearing 4 displacement driving sliding block 7, displacement driving sliding block 7 be connected with displacement axle bearing 6, displacement axle bearing 6 and
Blade connection 5 is connected, and displacement axle bearing 6 is internally provided with pitch change axes 8, and paddle head shell 9 is provided with outside displacement axle bearing 6.
Steering engine 1 directly drives the up and down motion of push-pull rod 2, and the strength that steering engine 1 needs in such cases is larger, 2 band of push-pull rod
Dynamic displacement driving sliding block 7 moves up and down, and displacement drives sliding block 7 that pitch change axes 8 is driven to rotate, and pitch change axes 8 drive blade connection 5 to revolve
Turn, wherein driving slipper bearing 4 guarantees that push-pull rod 2 only moves up and down, not as pitch change axes 8 rotate, paddle head rotary shaft 3 is realized
The rotation of paddle head, displacement axle bearing 6 are used to support pitch change axes 8, and paddle head shell 9 is fixed.
Embodiment 2
As shown in Fig. 2, the utility model include steering engine 1, push-pull rod 2, paddle head rotary shaft 3, displacement driving slipper bearing 4,
Blade connection 5, displacement axle bearing 6, displacement drive sliding block 7, pitch change axes 8, paddle head shell 9, connecting rod 10, right angle rocker arm 11, rudder
Connecting rod 10, right angle rocker arm 11 are provided between machine 1 and push-pull rod 2, steering engine 1 is connected with one end of connecting rod 10, connecting rod 10 it is another
End be connected with one end of right angle rocker arm 11, the other end of right angle rocker arm 11 is connected with one end of push-pull rod 2, push-pull rod 2 it is another
End is connected with displacement driving slipper bearing 4, and paddle head rotary shaft 3 is cased with outside push-pull rod 2, is arranged on displacement driving slipper bearing 4
There is displacement to drive sliding block 7, displacement driving sliding block 7 is connected with displacement axle bearing 6, and displacement axle bearing 6 is connected with blade connection 5,
Displacement axle bearing 6 is internally provided with pitch change axes 8, and paddle head shell 9 is provided with outside displacement axle bearing 6.
Steering engine 1 is swung left and right by connecting rod 10 drives right angle rocker arm 11, and right angle rocker arm 11 drives push-pull rod 2 to move up and down,
Steering engine 1 realizes driving by way of lever, therefore the strength that steering engine 1 needs is smaller, and push-pull rod 2 drives displacement to drive sliding block 7
It moves up and down, displacement drives sliding block 7 that pitch change axes 8 is driven to rotate, and pitch change axes 8 drive blade connection 5 to rotate, wherein driving sliding block
Bearing 4 guarantees that push-pull rod 2 only moves up and down, and not as pitch change axes 8 rotate, paddle head rotary shaft 3 realizes the rotation of paddle head, displacement
Axle bearing 6 is used to support pitch change axes 8, and paddle head shell 9 is fixed.
Embodiment 3
As shown in figure 3, the utility model include steering engine 1, push-pull rod 2, paddle head rotary shaft 3, displacement driving slipper bearing 4,
Blade connection 5, displacement axle bearing 6, displacement driving sliding block 7, pitch change axes 8, paddle head shell 9, connector 12, connection slider
13, nut 14, Quick screw 15 are provided with connector 12, connection slider 13, nut 14, fast between steering engine 1 and push-pull rod 2
Fast screw rod 15, steering engine 1 are connected with connector 12, and connector 12, connection slider 13, nut 14, Quick screw 15 are sequentially connected,
Quick screw 15 is connected with one end of push-pull rod 2, and the other end of push-pull rod 2 is connected with displacement driving slipper bearing 4, push-pull rod 2
Outside is cased with paddle head rotary shaft 3, and displacement driving sliding block 7 is provided on displacement driving slipper bearing 4, and displacement drives sliding block 7 and becomes
It is connected away from axle bearing 6, displacement axle bearing 6 is connected with blade connection 5, and displacement axle bearing 6 is internally provided with pitch change axes 8, displacement
Paddle head shell 9 is provided with outside axle bearing 6.
Steering engine 1 realizes the up and down motion of push-pull rod 2, Quick screw 15 by the rotation of connector 12, connection slider 13
And rotary motion, steering engine 1 realizes driving by connector 12, the connection atwirl form of slider 13, therefore steering engine 1 needs
Strength it is smaller, push-pull rod 2 drive displacement driving sliding block 7 move up and down, displacement drive sliding block 7 drive pitch change axes 8 rotate, displacement
Axis 8 drives blade connection 5 to rotate, wherein driving slipper bearing 4 guarantees that push-pull rod 2 only moves up and down, not with pitch change axes 8
Rotation, paddle head rotary shaft 3 realize the rotation of paddle head, and displacement axle bearing 6 is used to support pitch change axes 8, and paddle head shell 9 is fixed.
Embodiment 4
As shown in figure 4, further, there are two pitch change axes 8, displacement drives and sets on slipper bearing 4 for the utility model setting
It is equipped with displacement driving sliding block 7, displacement driving sliding block 7 is connected with displacement axle bearing 6, displacement axle bearing 6 and 5 phase of blade connection
Even, displacement axle bearing 6 is internally provided with pitch change axes 8, paddle head shell 9 is provided with outside displacement axle bearing 6.
Embodiment 5
As shown in figure 5, further, there are three pitch change axes 8, pitch change axes 8 to be arranged in pitch change axes axis for the utility model setting
Hold inside 6, be provided with paddle head shell 9 outside displacement axle bearing 6, displacement axle bearing 6 and displacement driving sliding block 7 be connected, displacement
Displacement driving slipper bearing 4 is provided among driving sliding block 7.
Above embodiments are only to illustrate the technical solution of the utility model, rather than are limited；Although referring to before
Embodiment is stated the utility model is described in detail, it for those of ordinary skill in the art, still can be right
Technical solution documented by previous embodiment is modified or equivalent replacement of some of the technical features；And these
Modifications or substitutions, the utility model technical solution claimed that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (8)
1. a kind of rotary-wing transmission mechanism of unmanned plane, which is characterized in that including steering engine (1), push-pull rod (2), paddle head rotary shaft
(3), displacement driving slipper bearing (4), blade connection (5), displacement axle bearing (6), displacement drive sliding block (7), pitch change axes
(8), paddle head shell (9), steering engine (1) are connected directly with one end of push-pull rod (2) or are connected by auxiliary body, push-pull rod (2)
The other end and displacement driving slipper bearing (4) be connected, paddle head rotary shaft (3), displacement driving sliding block are cased with outside push-pull rod (2)
Displacement driving sliding block (7) is provided on bearing (4), displacement driving sliding block (7) is connected with displacement axle bearing (6), displacement axle bearing
(6) it is connected with blade connection (5), displacement axle bearing (6) is internally provided with pitch change axes (8), setting outside displacement axle bearing (6)
There is paddle head shell (9).
2. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 1, which is characterized in that the push-pull rod (2) is
Elastic rod or threaded rod.
3. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 1, which is characterized in that the auxiliary body includes
Connecting rod (10), right angle rocker arm (11), connecting rod (10), right angle rocker arm (11) are arranged between steering engine (1) and push-pull rod (2), steering engine
(1) it is connected with one end of connecting rod (10), the other end of connecting rod (10) is connected with one end of right angle rocker arm (11), right angle rocker arm (11)
The other end be connected with one end of push-pull rod (2).
4. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 1, which is characterized in that the auxiliary body includes
Connector (12), connection slider (13), nut (14), Quick screw (15), connector (12), connection slider (13), spiral shell
Female (14), Quick screw (15) are arranged between steering engine (1) and push-pull rod (2), and steering engine (1) is connected with connector (12), connection
Head (12), connection slider (13), nut (14), Quick screw (15) are sequentially connected, Quick screw (15) and push-pull rod (2)
One end is connected.
5. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 1 to 4, which is characterized in that the displacement drives
Mouth is provided in the middle part of movable slider (7), displacement driving sliding block (7) covers in displacement driving slipper bearing (4).
6. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 5, which is characterized in that the displacement drives sliding block
(7) there are two setting, two displacement drivings sliding block (7) are arranged up and down.
7. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 5, which is characterized in that the pitch change axes (8) set
It is equipped with two or three.
8. a kind of rotary-wing transmission mechanism of unmanned plane according to claim 5, which is characterized in that the blade connection
(5) it is in U-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820981111.9U CN208789939U (en) | 2018-06-25 | 2018-06-25 | A kind of rotary-wing transmission mechanism of unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820981111.9U CN208789939U (en) | 2018-06-25 | 2018-06-25 | A kind of rotary-wing transmission mechanism of unmanned plane |
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| Publication Number | Publication Date |
|---|---|
| CN208789939U true CN208789939U (en) | 2019-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820981111.9U Active CN208789939U (en) | 2018-06-25 | 2018-06-25 | A kind of rotary-wing transmission mechanism of unmanned plane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860629A (en) * | 2018-06-25 | 2018-11-23 | 云南优航无人机科技有限公司 | A kind of rotary-wing transmission mechanism of unmanned plane |
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2018
- 2018-06-25 CN CN201820981111.9U patent/CN208789939U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860629A (en) * | 2018-06-25 | 2018-11-23 | 云南优航无人机科技有限公司 | A kind of rotary-wing transmission mechanism of unmanned plane |
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