CN215475707U - Linear steering engine structure of unmanned aerial vehicle - Google Patents
Linear steering engine structure of unmanned aerial vehicle Download PDFInfo
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- CN215475707U CN215475707U CN202121231923.XU CN202121231923U CN215475707U CN 215475707 U CN215475707 U CN 215475707U CN 202121231923 U CN202121231923 U CN 202121231923U CN 215475707 U CN215475707 U CN 215475707U
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Abstract
The utility model provides a linear steering engine structure of an unmanned aerial vehicle, which comprises: the steering engine comprises a motor, a steering engine cavity, a transmission gear set, a ball screw and a ball screw nut; the unmanned aerial vehicle linear steering engine structure comprises a steering engine cavity, a motor, a transmission gear set, a ball screw nut and a ball screw nut, wherein the transmission gear set is arranged in the steering engine cavity, the motor is arranged on the steering engine cavity, the output end of the motor penetrates through the steering engine cavity, the steering engine cavity is connected to the transmission gear set, the ball screw is arranged on the steering engine cavity, the ball screw nut is sleeved on the ball screw, the ball screw nut is used for being connected to a control surface of an unmanned aerial vehicle, and the unmanned aerial vehicle linear steering engine structure can provide large torque for driving the control surface, is small in size and light in weight.
Description
Technical Field
The utility model relates to the technical field of aircrafts, in particular to a linear steering engine structure of an unmanned aerial vehicle.
Background
Looking at the world, unmanned aerial vehicles have shown explosive growth in both military and civilian fields. The control surface of the unmanned aerial vehicle is an important device for controlling the course and the flight attitude of the unmanned aerial vehicle, the control surface is mainly driven to rotate in two modes in the prior art, one mode is that the control surface is directly driven by a motor, and the control surface is slow in adjustment speed due to the fact that the torque of the motor is small; in another, the motor is matched with the turbine and the worm to drive the control surface, the device is large in size, the required installation space is large, the layout of the unmanned aerial vehicle is not beneficial, and the device is large in mass and can lead to the reduction of the endurance time of the unmanned aerial vehicle.
Therefore, an unmanned aerial vehicle linear steering engine structure which can provide large torque for driving a control surface, and is small in size and light in weight is necessary to be developed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a linear steering engine structure of an unmanned aerial vehicle, which can provide large torque for driving a control surface, and is small in size and light in weight.
In order to achieve the above object, the present invention provides a linear steering engine structure of an unmanned aerial vehicle, comprising: the steering engine comprises a motor, a steering engine cavity, a transmission gear set, a ball screw and a ball screw nut;
the transmission gear set is arranged in the steering gear cavity, the motor is arranged on the steering gear cavity, the output end of the motor penetrates through the steering gear cavity to be connected to the transmission gear set, the ball screw is arranged on the steering gear cavity to be connected to the transmission gear set, the ball screw nut is sleeved on the ball screw, and the ball screw nut is used for being connected to the control surface of the unmanned aerial vehicle.
Preferably, the transmission gear set includes: the output end of the motor is connected with the input teeth; the ball screw is connected with the output tooth; and the transmission gear is meshed with the input gear and the output gear.
Preferably, unmanned aerial vehicle straight line steering wheel structure still includes: the first lead screw positioning bearing is arranged in the steering engine cavity; the second lead screw positioning bearing is arranged in the steering engine cavity and is positioned on one side of the first lead screw positioning bearing; the ball screw penetrates through the first screw positioning bearing and the second screw positioning bearing.
Preferably, unmanned aerial vehicle straight line steering wheel structure still includes: the ball screw protective cover is covered on the ball screw, a sliding groove is formed in the ball screw protective cover, and part of the ball screw nut is positioned in the sliding groove; and the ball screw protective cover is arranged at one end of the ball screw protective cover.
Preferably, unmanned aerial vehicle straight line steering wheel structure still includes: and the steering engine cavity rear cover is connected to the steering engine cavity and used for sealing the steering engine cavity.
Preferably, the motor and the ball screw are arranged on the same side of the steering engine cavity.
Preferably, the motor and the ball screw are arranged in parallel.
Preferably, the arrangement direction of the motor is perpendicular to the steering engine cavity; the arrangement direction of the ball screw is perpendicular to the steering engine cavity.
The utility model has the beneficial effects that: according to the linear steering engine structure of the unmanned aerial vehicle, the motor is used as a power source to drive the transmission gear set to rotate through the arrangement of the motor, the steering engine cavity, the transmission gear set, the ball screw and the ball screw nut, the transmission gear set drives the ball screw to rotate, the ball screw can drive the ball screw nut to do linear motion, and the ball screw nut is connected to the steering engine of the unmanned aerial vehicle to drive the steering engine. This unmanned aerial vehicle straight line steering wheel structure through setting up of drive gear group can provide big moment of torsion for the drive of unmanned aerial vehicle control surface, can greatly reduced unmanned aerial vehicle straight line steering wheel structure's volume and quality as actuating mechanism through ball and ball nut.
Drawings
Fig. 1 is a structural schematic diagram of an exploded state of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the utility model.
Description of reference numerals:
the steering engine comprises a ball screw protective cover cap 1, a ball screw protective cover 2, a ball screw nut 3, a ball screw 4, a first screw positioning bearing 5, a second screw positioning bearing 6, a motor 7, a steering engine cavity 8, input teeth 9, output teeth 10, transmission teeth 11 and a steering engine cavity rear cover 12.
Detailed Description
The technical scheme of the utility model is described in detail in the following with reference to the accompanying drawings.
Fig. 1 is a structural schematic diagram of an exploded state of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the utility model.
As shown in fig. 1 and 2, according to an aspect of the present invention, there is provided an unmanned aerial vehicle linear steering engine structure, including: the device comprises a motor 7, a steering engine cavity 8, a transmission gear 11 wheel set, a ball screw 4 and a ball screw nut 3;
the driving gear 11 wheel set is arranged in the steering engine cavity 8, the motor 7 is arranged on the steering engine cavity 8, the output end of the motor 7 penetrates through the steering engine cavity 8 and is connected with the driving gear 11 wheel set, the ball screw 4 is arranged on the steering engine cavity 8 and is connected with the driving gear 11 wheel set, the ball screw nut 3 is sleeved on the ball screw 4, and the ball screw nut 3 is used for being connected to a control surface of an unmanned aerial vehicle.
According to the linear steering engine structure of the unmanned aerial vehicle, the motor 7, the steering engine cavity 8, the transmission gear 11 wheel set, the ball screw 4 and the ball screw nut 3 are arranged, the motor 7 serves as a power source to drive the transmission gear 11 wheel set to rotate, the transmission gear 11 wheel set drives the ball screw to rotate, the ball screw can drive the ball screw nut 3 to do linear motion, and the ball screw nut is connected to the steering engine of the unmanned aerial vehicle to drive the steering engine. This unmanned aerial vehicle straight line steering wheel structure through the setting of 11 wheelsets of driving gear can provide big moment of torsion for the drive of unmanned aerial vehicle control surface, through ball 4 and ball nut 3 as actuating mechanism can greatly reduced unmanned aerial vehicle straight line steering wheel structure's volume and quality.
As a preferred technical solution, the transmission gear 11 set includes: the output end of the motor 7 is connected with the input teeth 9; the output tooth 10 is connected with the ball screw 4; and the transmission gear 11 is meshed with the input gear 9 and the output gear 10.
In this technical scheme, further provide the structure of 11 wheelsets of driving gear, 11 wheelsets of driving gear have included input tooth 9, output tooth 10 and driving gear 11, and the output of motor 7 is connected in input tooth 9, can drive input tooth 9 and rotate, and input tooth 9 can drive driving gear 11 and rotate, and driving gear 11 can drive output tooth 10 and rotate, and output tooth 10 drives ball 4 and rotates, then can drive ball nut 3 and be linear motion.
It can be understood that the output torque can be adjusted by adjusting the transmission ratio among the input teeth 9, the output teeth 10 and the transmission teeth 11, and the moving direction of the ball screw nut 3 can be adjusted by controlling the forward and reverse rotation of the motor 7.
As preferred technical scheme, unmanned aerial vehicle straight line steering wheel structure still includes: the first lead screw positioning bearing 5 is arranged in the steering engine cavity 8; the second lead screw positioning bearing 6 is arranged in the steering engine cavity 8 and is positioned on one side of the first lead screw positioning bearing 5; the ball screw 4 is arranged through the first screw positioning bearing 5 and the second screw positioning bearing 6.
In this technical scheme, ball 4 wears to establish and connects in 11 wheelsets of driving gear behind first lead screw locating bearing 5 and the second lead screw locating bearing 6, and first lead screw locating bearing 5 and the setting of second lead screw locating bearing 6 are in steering wheel cavity 8, so set up and to make ball 4 rotate for steering wheel cavity 8.
As preferred technical scheme, unmanned aerial vehicle straight line steering wheel structure still includes: the ball screw protective cover 2 is covered on the ball screw 4, a sliding groove is formed in the ball screw protective cover 2, and part of the ball screw nut 3 is positioned in the sliding groove; and the ball screw protective cover 1 is arranged at one end of the ball screw protective cover 2.
In this technical scheme, further wrapped ball guard 2, can play the guard action to ball 4 through setting up of ball guard 2, ball 4 is provided with the spout simultaneously, and the spout plays limiting displacement for ball nut 3 only can carry out linear motion.
In this technical scheme, further included ball shroud lid 1, can avoid ball nut 3 to break away from in ball 4 through the setting of ball shroud lid 1.
In some examples, the circumferential side of the ball screw nut 3 may be provided with a protrusion, and the protrusion is disposed in a sliding groove, which may play a guiding role for the ball screw nut 3.
As preferred technical scheme, unmanned aerial vehicle straight line steering wheel structure still includes: and the steering engine cavity rear cover 12 is connected to the steering engine cavity 8 and used for sealing the steering engine cavity 8.
In this technical scheme, further included steering wheel cavity back lid 12, can seal steering wheel cavity 8 through the setting of steering wheel cavity back lid 12, played the effect of 11 wheelsets of protection driving gear.
As the preferred technical scheme, the motor 7 and the ball screw 4 are arranged on the same side of the steering engine cavity 8.
In this technical scheme, motor 7 and ball 4 set up the homonymy at steering wheel cavity 8, are convenient for install unmanned aerial vehicle straight line steering wheel structure on unmanned aerial vehicle.
Preferably, the motor 7 and the ball screw 4 are arranged in parallel.
In this technical scheme, motor 7 and ball 4 parallel arrangement, the installation and the fixed of the 11 wheelsets of driving gear of being convenient for.
As a preferred technical scheme, the arrangement direction of the motor 7 is perpendicular to the steering engine cavity 8; the arrangement direction of the ball screw 4 is perpendicular to the steering engine cavity 8.
In the technical scheme, the arrangement direction of the motor 7 is vertical to the steering engine cavity 8; the ball screw 4 is arranged in a direction perpendicular to the steering engine cavity 8, so that the motor 7 and the ball screw 4 can be conveniently installed and fixed. DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Fig. 1 is a structural schematic diagram of an exploded state of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the present invention; fig. 2 is a schematic structural diagram of a linear steering engine structure of an unmanned aerial vehicle according to an embodiment of the utility model.
As shown in fig. 1 and 2, the linear steering engine structure of the unmanned aerial vehicle comprises: the device comprises a motor 7, a steering engine cavity 8, a transmission gear 11 wheel set, a ball screw 4 and a ball screw nut 3;
the driving gear 11 wheel set is arranged in the steering engine cavity 8, the motor 7 is arranged on the steering engine cavity 8, the output end of the motor 7 penetrates through the steering engine cavity 8 and is connected with the driving gear 11 wheel set, the ball screw 4 is arranged on the steering engine cavity 8 and is connected with the driving gear 11 wheel set, the ball screw nut 3 is sleeved on the ball screw 4, and the ball screw nut 3 is used for being connected to a control surface of an unmanned aerial vehicle.
Further, the driving gear 11 set includes: the output end of the motor 7 is connected with the input teeth 9; the output tooth 10 is connected with the ball screw 4; and the transmission gear 11 is meshed with the input gear 9 and the output gear 10.
Further, unmanned aerial vehicle straight line steering wheel structure still includes: the first lead screw positioning bearing 5 is arranged in the steering engine cavity 8; the second lead screw positioning bearing 6 is arranged in the steering engine cavity 8 and is positioned on one side of the first lead screw positioning bearing 5; the ball screw 4 is arranged through the first screw positioning bearing 5 and the second screw positioning bearing 6.
Further, unmanned aerial vehicle straight line steering wheel structure still includes: the ball screw protective cover 2 is covered on the ball screw 4, a sliding groove is formed in the ball screw protective cover 2, and part of the ball screw nut 3 is positioned in the sliding groove; and the ball screw protective cover 1 is arranged at one end of the ball screw protective cover 2.
Further, unmanned aerial vehicle straight line steering wheel structure still includes: and the steering engine cavity rear cover 12 is connected to the steering engine cavity 8 and used for sealing the steering engine cavity 8.
Further, the motor 7 and the ball screw 4 are arranged on the same side of the steering engine cavity 8.
Further, the motor 7 and the ball screw 4 are arranged in parallel.
Further, the arrangement direction of the motor 7 is perpendicular to the steering engine cavity 8; the arrangement direction of the ball screw 4 is perpendicular to the steering engine cavity 8.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an unmanned aerial vehicle straight line steering wheel structure which characterized in that includes: the steering engine comprises a motor, a steering engine cavity, a transmission gear set, a ball screw and a ball screw nut;
the transmission gear set is arranged in the steering gear cavity, the motor is arranged on the steering gear cavity, the output end of the motor penetrates through the steering gear cavity to be connected to the transmission gear set, the ball screw is arranged on the steering gear cavity to be connected to the transmission gear set, the ball screw nut is sleeved on the ball screw, and the ball screw nut is used for being connected to the control surface of the unmanned aerial vehicle.
2. The linear steering engine structure of unmanned aerial vehicle of claim 1, wherein the transmission gear set comprises:
the output end of the motor is connected with the input teeth;
the ball screw is connected with the output tooth;
and the transmission gear is meshed with the input gear and the output gear.
3. The linear steering engine structure of unmanned aerial vehicle of claim 1, further comprising:
the first lead screw positioning bearing is arranged in the steering engine cavity;
the second lead screw positioning bearing is arranged in the steering engine cavity and is positioned on one side of the first lead screw positioning bearing;
the ball screw penetrates through the first screw positioning bearing and the second screw positioning bearing.
4. The linear steering engine structure of unmanned aerial vehicle of claim 1, further comprising:
the ball screw protective cover is covered on the ball screw, a sliding groove is formed in the ball screw protective cover, and part of the ball screw nut is positioned in the sliding groove;
and the ball screw protective cover is arranged at one end of the ball screw protective cover.
5. The linear steering engine structure of unmanned aerial vehicle of claim 1, further comprising:
and the steering engine cavity rear cover is connected to the steering engine cavity and used for sealing the steering engine cavity.
6. The linear steering engine structure of unmanned aerial vehicle of claim 1,
the motor and the ball screw are arranged on the same side of the steering engine cavity.
7. The linear steering engine structure of unmanned aerial vehicle of claim 1,
the motor and the ball screw are arranged in parallel.
8. The linear steering engine structure of unmanned aerial vehicle of claim 7,
the arrangement direction of the motor is perpendicular to the steering engine cavity;
the arrangement direction of the ball screw is perpendicular to the steering engine cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231923.XU CN215475707U (en) | 2021-06-03 | 2021-06-03 | Linear steering engine structure of unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231923.XU CN215475707U (en) | 2021-06-03 | 2021-06-03 | Linear steering engine structure of unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215475707U true CN215475707U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121231923.XU Active CN215475707U (en) | 2021-06-03 | 2021-06-03 | Linear steering engine structure of unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215475707U (en) |
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2021
- 2021-06-03 CN CN202121231923.XU patent/CN215475707U/en active Active
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