阅读说明：本技术 一种复合材料无人机机翼结构 (Wing structure of composite material unmanned aerial vehicle ) 是由 徐忠海 蔡朝灿 赫晓东 王荣国 杨帆 刘文博 于 2021-09-24 设计创作，主要内容包括：一种复合材料无人机机翼结构,属于无人机机翼制造领域,本发明为了解决现有无人机机翼结构无法满足无人机在高度更高,风力环境更为复杂的环境中工作需求的问题,本发明提供的一种复合材料无人机机翼结构,在机翼尾侧设置了多个调节板,并通过电机带动连接轴同时驱动多个调节板进行角度调整,改变翼板的工作形态,以便于机翼可以适应不同高度下,不同风力下产生的气流影响,有利于无人机飞行时更为平稳,提高了无人机在飞行时的稳定性,在机翼前侧增加了延伸板,延伸板在使用时可以增加机翼的宽度,在风力较大时,增大了机翼与气流的接触面积,从而降低无人机在飞行时气流对于机翼的影响,更加有利于保证无人机在遇到不稳定气流时的稳定性。(A wing structure of a composite material unmanned aerial vehicle belongs to the field of wing manufacturing of unmanned aerial vehicles, and aims to solve the problem that the existing wing structure of the unmanned aerial vehicle cannot meet the working requirements of the unmanned aerial vehicle in environments with higher height and more complex wind power environment, the wing structure of the composite material unmanned aerial vehicle provided by the invention is characterized in that a plurality of adjusting plates are arranged on the tail side of the wing, a motor drives a connecting shaft to simultaneously drive the adjusting plates to carry out angle adjustment, the working form of a wing plate is changed, so that the wing can adapt to the influence of airflow generated under different heights and different wind powers, the unmanned aerial vehicle can fly more stably, the stability of the unmanned aerial vehicle during flying is improved, an extending plate is additionally arranged on the front side of the wing, the width of the wing can be increased when the extending plate is used, the contact area between the wing and the airflow is increased when the wind power is larger, and the influence of the airflow on the wing during flying of the unmanned aerial vehicle is reduced, be favorable to guaranteeing unmanned aerial vehicle stability when meetting unstable air current more.)

1. The utility model provides a combined material unmanned aerial vehicle wing structure which characterized in that: the wing structure comprises two wing plates (1), two extension plates (2), 2N adjusting plates (3), a connecting sleeve (4), a sliding block (5), a first motor (6), a screw shaft (7), a communicating shaft (8), two connecting rods (9) and a second motor (10), wherein N is a positive integer;

the slide block (5), the first motor (6), the screw shaft (7) and the second motor (10) are all arranged in the machine body (11), the connecting sleeve (4) is sleeved on the machine body (11), the connecting sleeve (4) is communicated with the machine body (11), two wing plates (1) are oppositely arranged on the outer wall of the connecting sleeve (4) along the axis of the connecting sleeve (4), one end of each wing plate (1) is fixedly connected with the outer wall of the connecting sleeve (4), the wing plates (1) are communicated with the connecting sleeve (4), the front sides of the wing plates (1) are processed with strip-shaped grooves along the length direction of the wing plates (1), an extension plate (2) is arranged in each strip-shaped groove, the extension plate (2) is slidably connected with the wing plates (1), N through grooves are processed on the rear sides of the wing plates (1) along the length direction of the wing plates (1) at equal intervals, an adjusting plate (3) is arranged in each through groove, two adjacent through grooves are communicated with one through hole, the axes of all the connecting through holes are arranged in a collinear manner, one end of a communicating shaft (8) sequentially penetrates through the side wall of the machine body (11), the side wall of the connecting sleeve (4), the connecting through hole in one wing plate (1) and N adjusting plates (3) positioned on one wing plate (1) and is rotationally connected with the side wall of the through groove which is farthest from the machine body (11) in one wing plate (1), the other end of the communicating shaft (8) sequentially penetrates through the side wall of the machine body (11), the side wall of the connecting sleeve (4), the connecting through hole in the other wing plate (1) and N adjusting plates (3) positioned on the other wing plate (1) and is rotationally connected with the side wall of the through groove which is farthest from the machine body (11) in the other wing plate (1), the communicating shaft (8) is in clearance fit with each connecting through hole, the communicating shaft (8) is fixedly connected with each adjusting plate (3), and the communicating shaft (8) is in transmission connection with a second motor (10) through a gear set, the shell of the second motor (10) is fixedly connected with the inner wall of the machine body (11), the second motor (10) drives the communicating shaft (8) to rotate, the screw shaft (7) is arranged in the machine body (11) along the length direction of the machine body (11), the smooth shaft parts at two ends of the screw shaft (7) are respectively sleeved with a bearing, each bearing is arranged in a bearing support, the bearing supports are fixedly connected with the inner wall of the machine body (11), the first motor (6) is arranged at one end of the screw shaft (7), the shell of the first motor (6) is fixedly connected with the inner wall of the machine body (11), the power output shaft of the first motor (6) is fixedly connected with one end of the screw shaft (7) through a coupler, the first motor (6) drives the screw shaft (7) to rotate, the sliding block (5) is arranged on the screw shaft (7), the sliding block (5) is in sliding connection with the screw shaft (7), and two sides of the sliding block (5) are respectively provided with a connecting rod (9), and two connecting rods (9) are arranged oppositely, one end of each connecting rod (9) is fixedly connected with the side wall of the sliding block (5), and the other end of each connecting rod (9) sequentially penetrates through the end walls of the machine body (11), the connecting sleeve (4) and the wing plate (1) and is fixedly connected with one extending plate (2).

2. A composite material drone wing structure according to claim 1, characterised in that: processing has a direction to lead to the groove on the lateral wall of organism (11), processing has No. two directions to lead to the groove on the lateral wall of adapter sleeve (4), processing has No. three directions to lead to the groove on the end wall of pterygoid lamina (1), and a direction leads to the groove, No. two directions lead to the groove and lead to the groove three intercommunication setting with No. three directions, No. three directions lead to the one end intercommunication setting in groove and bar groove, the other end of connecting rod (9) passes a direction in proper order and leads to the groove, No. two directions lead to the groove and with extension board (2) fixed connection of setting in the bar groove with No. three directions.

3. A composite material drone wing structure according to claim 1, characterised in that: the gear train includes driving gear and driven gear, and driven gear suit is on connecting axle (8), and the driving gear suit is on the output shaft of No. two motors (10), and driven gear and the meshing of driving gear tooth set up.

4. A composite material drone wing structure according to claim 3, characterised in that: the wing plate (1) is in a streamline design.

5. A composite material unmanned aerial vehicle wing structure according to claim 4, wherein: the value range of N is 3-4.

6. A composite material unmanned aerial vehicle wing structure according to claim 5, wherein: the one end processing of slider (5) has the through-hole, is equipped with a bearing in the through-hole, and the inner circle inner wall processing of bearing has the internal thread with screw shaft (7) complex, and the bearing suit is at the screw thread portion of screw shaft (7), and bearing and screw shaft (7) threaded connection, and slider (5) are through bearing and screw shaft (7) sliding connection.

7. A composite material drone wing structure according to claim 2, characterised in that: the tail part of the machine body (11) is provided with a tail wing (12), and the tail wing (12) is fixedly connected with the machine body (11).

Technical Field

The invention belongs to the field of unmanned aerial vehicle wing manufacturing, and particularly relates to a composite material unmanned aerial vehicle wing structure.

Background

The unmanned aerial vehicle comprises wings, a vehicle body, a horizontal tail wing, a vertical tail wing and the like. The current unmanned aerial vehicle wing generally adopts the streamlined structural design of integral type, such design is convenient for produce the installation, can reduce the cost of manufacture, but this kind of wing structure receives wind-force to influence relatively great when flying, only be applicable to the low latitude, fly under the environment of weak wind, very big influence unmanned aerial vehicle's working range, along with the continuous development of science and technology, unmanned aerial vehicle's application is also at continuous extension, it is high higher to need unmanned aerial vehicle, work in the more complicated environment of wind-force environment, current wing structure can't satisfy present requirement to unmanned aerial vehicle operational environment, consequently, it is very according with actual need to develop a combined material unmanned aerial vehicle wing structure to solve above-mentioned problem.

Disclosure of Invention

The invention provides a wing structure of a composite material unmanned aerial vehicle, aiming at solving the problem that the existing wing structure of the unmanned aerial vehicle cannot meet the working requirements of the unmanned aerial vehicle in the environment with higher height and more complex wind power environment;

a wing structure of a composite material unmanned aerial vehicle comprises two wing plates, two extension plates, 2N adjusting plates, connecting sleeves, sliding blocks, a first motor, a screw shaft, a connecting shaft, two connecting rods and a second motor, wherein N is a positive integer;

the slider, the first motor, the screw shaft and the second motor are all arranged in a machine body, the connecting sleeve is sleeved on the machine body and is communicated with the machine body, the two wing plates are oppositely arranged on the outer wall of the connecting sleeve along the axis of the connecting sleeve, one end of each wing plate is fixedly connected with the outer wall of the connecting sleeve and is communicated with the connecting sleeve, the front sides of the wing plates are processed with strip-shaped grooves along the length direction of the wing plates, an extension plate is arranged in each strip-shaped groove and is in sliding connection with the wing plates, the rear sides of the wing plates are processed with N through grooves at equal intervals along the length direction of the wing plates, an adjusting plate is arranged in each through groove, two adjacent through grooves are communicated and arranged through a connecting through hole, the axes of all the connecting through holes are arranged in a collinear manner, one end of the communicating shaft sequentially penetrates through the side wall of the machine body, the side wall of the connecting sleeve, the connecting through hole in one wing plate and the N adjusting plates on one wing plate and is rotationally connected with the side wall of the through groove which is farthest from the wing plate, the other end of the communicating shaft sequentially passes through the side wall of the machine body, the side wall of the connecting sleeve, a connecting through hole in the other wing plate and N regulating plates positioned on the other wing plate and is rotationally connected with the side wall of the through groove in the other wing plate, which is farthest from the machine body, the communicating shaft is in clearance fit with each connecting through hole, the communicating shaft is fixedly connected with each regulating plate, the communicating shaft is in transmission connection with a second motor through a gear set, a shell of the second motor is fixedly connected with the inner wall of the machine body, the second motor drives the communicating shaft to rotate, the screw shaft is arranged in the machine body along the length direction of the machine body, bearings are respectively sleeved on the smooth shaft parts at the two ends of the screw shaft, each bearing is arranged in a bearing support, the bearing supports are fixedly connected with the inner wall of the machine body, a first motor is arranged at one end of the screw shaft, the shell of the first motor is fixedly connected with the inner wall of the machine body, and a power output shaft of the first motor is fixedly connected with one end of the screw shaft through a coupler, the first motor drives the lead screw shaft to rotate, the sliding block is arranged on the lead screw shaft and is in sliding connection with the lead screw shaft, two connecting rods are arranged on two sides of the sliding block respectively and are arranged oppositely, one end of each connecting rod is fixedly connected with the side wall of the sliding block, and the other end of each connecting rod sequentially penetrates through the end walls of the machine body, the connecting sleeve and the wing plate and is fixedly connected with an extending plate;

furthermore, a first guide through groove is formed in the side wall of the machine body, a second guide through groove is formed in the side wall of the connecting sleeve, a third guide through groove is formed in the end wall of the wing plate, the first guide through groove, the second guide through groove and the third guide through groove are communicated, the third guide through groove is communicated with one end of the strip-shaped groove, and the other end of the connecting rod sequentially penetrates through the first guide through groove, the second guide through groove and the third guide through groove and is fixedly connected with the extending plate arranged in the strip-shaped groove;

furthermore, the gear set comprises a driving gear and a driven gear, the driven gear is sleeved on the connecting shaft, the driving gear is sleeved on an output shaft of the second motor, and the driven gear and the driving gear are meshed;

further, the wing plate is in a streamline design;

further, the value range of N is 3-4;

furthermore, a through hole is processed at one end of the sliding block, a bearing is arranged in the through hole, an internal thread matched with the screw shaft is processed on the inner wall of the inner ring of the bearing, the bearing is sleeved on the threaded part of the screw shaft and is in threaded connection with the screw shaft, and the sliding block is in sliding connection with the screw shaft through the bearing;

furthermore, the tail part of the machine body is provided with a tail wing which is fixedly connected with the machine body.

Compared with the prior art, the invention has the following beneficial effects:

1. compared with the existing integrated wing structure, the wing structure of the composite material unmanned aerial vehicle is characterized in that a plurality of adjusting plates are arranged on the tail side of the wing, the connecting shaft is driven by the motor to simultaneously drive the adjusting plates to adjust the angle, and the working form of wing plates is changed by adjusting the working angle of the adjusting plates, so that the wing can adapt to the influence of air flows generated under different heights and different wind powers, the unmanned aerial vehicle can fly more stably, and the stability of the unmanned aerial vehicle during flying is improved.

2. Compared with the existing integrated wing structure, the wing structure of the composite material unmanned aerial vehicle is additionally provided with the extension plate on the front side of the wing, the extension plate can increase the width of the wing when in use, and the contact area between the wing and airflow is increased when the wind power is large, so that the influence of the airflow on the wing when the unmanned aerial vehicle flies is reduced, and the stability of the unmanned aerial vehicle when the unmanned aerial vehicle encounters unstable airflow is more favorably ensured.

3. The wing structure of the composite material unmanned aerial vehicle is simple in structure and low in manufacturing cost, can adapt to various different wind powers, can fly in a complex airflow environment, and is high in universality.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a top cross-sectional view of the present invention (extension plate not extended);

FIG. 3 is a top cross-sectional view of the present invention (extension plate extended);

fig. 4 is a rear view of the present invention.

In the figure: 1 pterygoid lamina, 2 extension boards, 3 regulating plates, 4 adapter sleeves, 5 sliders, No. 6 motors, 7 lead screw shafts, 8 intercommunication axles, 9 connecting rods, No. 10 motors, 11 organisms and 12 fin.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and provides a wing structure of a composite material unmanned aerial vehicle, wherein the wing structure comprises two wing plates 1, two extension plates 2, 2N adjusting plates 3, a connecting sleeve 4, a sliding block 5, a first motor 6, a screw shaft 7, a connecting shaft 8, two connecting rods 9 and a second motor 10, wherein N is a positive integer;

the slider 5, a motor 6, a screw shaft 7 and a second motor 10 all set up in organism 11, adapter sleeve 4 suit is on organism 11, and adapter sleeve 4 sets up with organism 11 intercommunication, two pterygoid lamina 1 set up on the outer wall of adapter sleeve 4 relatively along the axis of adapter sleeve 4, the one end of every pterygoid lamina 1 and the outer wall fixed connection of adapter sleeve 4, and pterygoid lamina 1 and adapter sleeve 4 intercommunication set up, the front side of pterygoid lamina 1 has the bar groove along the length direction processing of pterygoid lamina 1, be equipped with an extension plate 2 in the bar groove, and extension plate 2 and pterygoid lamina 1 sliding connection, the rear side of pterygoid lamina 1 has N logical grooves along the length direction equidistance processing of pterygoid lamina 1, be equipped with an adjusting plate 3 in every logical groove, two adjacent logical grooves set up through a connect the through-hole intercommunication, and the axis collineatly sets up of all connect through-hole, the one end of intercommunication shaft 8 passes 11 lateral walls in proper order, The side wall of the connecting sleeve 4, a connecting through hole in one wing plate 1 and N adjusting plates 3 positioned on one wing plate 1 are rotatably connected with the side wall of the through groove which is farthest from the machine body 11 in one wing plate 1, the other end of the communicating shaft 8 sequentially passes through the side wall of the machine body 11, the side wall of the connecting sleeve 4, the connecting through hole in the other wing plate 1 and N adjusting plates 3 positioned on the other wing plate 1 and is rotatably connected with the side wall of the through groove which is farthest from the machine body 11 in the other wing plate 1, the communicating shaft 8 is in clearance fit with each connecting through hole, the communicating shaft 8 is fixedly connected with each adjusting plate 3, the communicating shaft 8 is in transmission connection with a second motor 10 through a gear set, a shell of the second motor 10 is fixedly connected with the inner wall of the machine body 11, the second motor 10 drives the communicating shaft 8 to rotate, the screw shaft 7 is arranged in the machine body 11 along the length direction of the machine body 11, and light shaft parts at two ends of the screw shaft 7 are respectively sleeved with a bearing, every bearing sets up in a bearing, bearing and organism 11's inner wall fixed connection, a motor 6 sets up in one of screw shaft 7 and serves, and a motor 6's casing and organism 11's inner wall fixed connection, a motor 6's power output shaft passes through the one end fixed connection of shaft coupling and screw shaft 7, a motor 6 drives screw shaft 7 and rotates, slider 5 sets up on screw shaft 7, and slider 5 and screw shaft 7 sliding connection, the both sides of slider 5 are equipped with a connecting rod 9 respectively, and two connecting rods 9 set up relatively, the one end of every connecting rod 9 and the lateral wall fixed connection of slider 5, the other end of every connecting rod 9 passes organism 11 in proper order, the end wall of adapter sleeve 4 and pterygoid lamina 1 and with an extension board 2 fixed connection.

According to the wing structure of the composite material unmanned aerial vehicle, the plurality of adjusting plates are arranged on the tail side of the wing, the connecting shaft is driven by the motor to simultaneously drive the plurality of adjusting plates to adjust the angle, and the working shape of the wing plate is changed by adjusting the working angle of the adjusting plates, so that the wing can adapt to airflow influences generated under different heights and different wind powers, the unmanned aerial vehicle can fly more stably, and the stability of the unmanned aerial vehicle during flying is improved;

the extension plate is additionally arranged on the front side of the wing, the width of the wing can be increased when the extension plate is used, and the contact area between the wing and airflow is increased when wind power is high, so that the influence of the airflow on the wing when the unmanned aerial vehicle flies is reduced, and the stability of the unmanned aerial vehicle when the unmanned aerial vehicle encounters unstable airflow is more favorably ensured;

the cross section of the inner cavity of the connecting sleeve 4 in the embodiment can be one of a circle, a square and a polygon, so that the use of the machine bodies 11 with various different structures is convenient to meet, the connecting sleeve 4 and the machine bodies 11 can be detached and connected through bolts and can also be directly welded, the former can be replaced in time when the wing is damaged, and the latter can ensure that the wing and the machine bodies are more compact.

The second embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the embodiment further defines the machine body 11 according to the first embodiment, in the embodiment, a first guiding through groove is processed on the side wall of the machine body 11, a second guiding through groove is processed on the side wall of the connecting sleeve 4, a third guiding through groove is processed on the end wall of the wing plate 1, the first guiding through groove, the second guiding through groove and the third guiding through groove are communicated, the third guiding through groove is communicated with one end of the strip-shaped groove, and the other end of the connecting rod 9 sequentially passes through the first guiding through groove, the second guiding through groove and the third guiding through groove and is fixedly connected with the extension plate 2 arranged in the strip-shaped groove. Other components and connection modes are the same as those of the first embodiment.

In this embodiment, logical groove of a direction, No. two direction lead to groove and No. three direction lead to groove and all follow organism length direction and set up, and the front side of pterygoid lamina 1 is the inclined plane setting, and the front side of extension board 2 also is the inclined plane setting to pterygoid lamina 1 is flat setting with the front side of extension board 2, reduces again along with the extension thickness crescent of plate body, so set up and can cater to the air current more.

The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 4, and is further limited to the gear set according to the second embodiment, in which the gear set includes a driving gear and a driven gear, the driven gear is sleeved on the connecting shaft 8, the driving gear is sleeved on the output shaft of the second motor 10, and the driven gear and the driving gear are engaged with each other. The other components and the connection mode are the same as those of the second embodiment.

The fourth concrete implementation mode: the present embodiment will be described with reference to fig. 1 to 4, and the present embodiment further defines the vane 1 according to the fourth embodiment, and in the present embodiment, the vane 1 is of a streamlined design. Other components and connection modes are the same as those of the third embodiment.

The fifth concrete implementation mode: this embodiment will be described with reference to fig. 1 to 4, and this embodiment further defines N described in the fourth embodiment, and in this embodiment, the numeric area of N is 3 to 4. The other components and the connection mode are the same as those of the fourth embodiment.

The sixth specific implementation mode: the present embodiment will be described with reference to fig. 1 to 4, and the present embodiment further defines the slider 5 according to the fifth embodiment, in the present embodiment, a through hole is formed at one end of the slider 5, a bearing is provided in the through hole, an internal thread that engages with the threaded shaft 7 is formed on an inner wall of an inner ring of the bearing, the bearing is fitted over the threaded portion of the threaded shaft 7, the bearing is screwed to the threaded shaft 7, and the slider 5 is slidably connected to the threaded shaft 7 through the bearing. The other components and the connection mode are the same as the fifth embodiment mode.

The seventh embodiment: the present embodiment is described with reference to fig. 1 to 4, and the present embodiment further defines the machine body 11 according to the sixth embodiment, in the present embodiment, a tail wing 12 is provided at a tail portion of the machine body 11, and the tail wing 12 is fixedly connected to the machine body 11. Other components and connection modes are the same as those of the sixth embodiment.

So arranged, the body 11 can be made more adaptable to the effects of the air flow, while the rear wing 12 is at a height slightly higher than the height at which the wing 1 is arranged.

The present invention is not limited to the above embodiments, and any person skilled in the art can make many modifications and equivalent variations by using the above-described structures and technical contents without departing from the scope of the present invention.

Principle of operation

When the unmanned aerial vehicle is in operation, an operator can remotely control and adjust the first motor 6 and the second motor 10 to work through the controller according to the flight state of the unmanned aerial vehicle, so that the aircraft reaches a stable flight state, when the wind power is high and the airflow flow direction is complex, the first motor 6 can be controlled to work to extend the extension plate, the working area of the wing plate 1 is increased, the influence of the airflow on the stability of the aircraft is reduced, and when the aircraft body 11 is found to tilt forwards and backwards during flight, the working angle of the adjusting plate 3 can be adjusted by starting the second motor 10, so that the aircraft can better meet the flight airflow, and the aircraft reaches a stable flight state.