CN213139160U

CN213139160U - Wing protection device for rescue unmanned aerial vehicle

Info

Publication number: CN213139160U
Application number: CN202022371688.8U
Authority: CN
Inventors: 段雨航; 岳超辉; 吴可; 徐子娟; 张宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-05-07
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a rescue unmanned aerial vehicle's wing protection device, including ring frame, ring frame centre of a circle department is equipped with the bearing, has linked firmly a plurality of connecting plates between bearing and the ring frame, and the activity groove has been seted up to connecting plate one side, and the activity inslot is equipped with fly leaf and commentaries on classics board, and the fly leaf is closer to the activity groove notch than changeing the board. The utility model discloses an installation fly leaf in the connecting plate, when unmanned aerial vehicle falls suddenly, the utility model discloses because inertia can continue to rotate to slow down unmanned aerial vehicle's falling speed, at the in-process that falls down, the air current gets into the movable groove from the inlet port in, change the board and upwards deflect under the promotion of air current, the air current blows to the fly leaf and makes it deflect outside the movable groove at this moment under the water conservancy diversion effect of changeing the board, and then makes the surface area increase of connecting plate, thereby make unmanned aerial vehicle's whereabouts resistance increase, further slow down unmanned aerial vehicle's speed of weighing down, protection unmanned aerial vehicle and wing are not damaged.

Description

Wing protection device for rescue unmanned aerial vehicle

Technical Field

The utility model belongs to the technical field of unmanned aerial vehicle, in particular to rescue unmanned aerial vehicle's wing protection device.

Background

A drone is an unmanned aircraft that is operated with a radio remote control device and self-contained program control, or is operated autonomously, either completely or intermittently, by an onboard computer. Compared with a piloted airplane, the unmanned aerial vehicle is more suitable for tasks of being too dull, dirty or dangerous, is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, electric power inspection, disaster relief and the like at present, greatly expands the application of the unmanned aerial vehicle, and is also applied to actively expanding the industry and developing the unmanned aerial vehicle technology in developed countries.

Because the flight environment is complicated, can make the unmanned aerial vehicle wing impaired because the wing hits other object at unmanned aerial vehicle flight in-process, the method of current solution this type of problem is to install buffer stop additional for unmanned aerial vehicle, but at the actual flight in-process, its wing of current unmanned aerial vehicle after the outage suddenly can stop rotating at once, makes unmanned aerial vehicle lose the lift, leads to unmanned aerial vehicle to fall from the sky, makes the damage of unmanned aerial vehicle and wing, causes economic loss.

Therefore, the wing protection device for rescuing the unmanned aerial vehicle is necessary to solve the problems, and can slow down the falling speed of the unmanned aerial vehicle when the unmanned aerial vehicle falls in a power failure mode, so that the unmanned aerial vehicle and the wings are protected from being damaged.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a rescue unmanned aerial vehicle's wing protection device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wing protection device of a rescue unmanned aerial vehicle comprises an annular frame, wherein a bearing is arranged at the circle center of the annular frame, a plurality of connecting plates are fixedly connected between the bearing and the annular frame, and a movable groove is formed in one side of each connecting plate; a movable plate and a rotating plate are arranged in the movable groove, the movable plate is closer to the opening of the movable groove than the rotating plate, one side of the movable plate close to the bearing is rotatably connected with the top and bottom groove walls of the movable groove, one side of the rotating plate far away from the movable plate is hinged with the bottom groove wall of the movable groove, an air inlet hole is formed in the bottom groove wall of the movable groove, and the air inlet hole is positioned between the movable plate and the rotating plate;

the bearing comprises a bearing body, a bearing, a first spring, a connecting rod and an arc-shaped clamping block, wherein the top of the bearing is provided with a plurality of L-shaped slots along the vertical direction, the bottoms of the L-shaped slots are communicated with the inner side of the bearing, T-shaped rods are inserted in the L-shaped slots and are sleeved with the first spring, the bottoms of the T-shaped rods are hinged with the connecting rod, and the bottoms of the connecting rods are hinged with the arc;

the outer side of the annular frame is provided with a plurality of arc-shaped plates, the height of each arc-shaped plate is higher than that of the annular frame, two telescopic rods are fixedly connected between each arc-shaped plate and the annular frame and are respectively close to two ends of each arc-shaped plate, and the telescopic rods are sleeved with second springs.

Furthermore, two limiting rods are arranged at the top of the rotating plate and are fixedly connected with the groove walls on the two sides of the movable groove respectively.

Furthermore, the top that the fly leaf is close to commentaries on classics board one side is equipped with the weather strip, and the height that highly is greater than the gag lever post place height of weather strip.

Furthermore, a pressing plate is sleeved on the T-shaped rod and is positioned at the top of the first spring.

Furthermore, the included angle between the connecting plates and the plane where the bearing is located is an acute angle, and the connecting plates are rotationally symmetrical relative to the bearing.

Furthermore, the included angle between the connecting rod and the T-shaped rod is an obtuse angle, and the included angle between the connecting rod and the arc-shaped clamping block is an acute angle.

The utility model discloses a technological effect and advantage:

1. the utility model discloses an install the fly leaf in the connecting plate, when unmanned aerial vehicle suddenly falls, the utility model discloses because inertia can continue to rotate to slow down unmanned aerial vehicle's falling speed, in the falling process, the air current gets into the activity inslot from the inlet port, the commentaries on classics board deflects upwards under the promotion of air current, the air current blows to the fly leaf under the water conservancy diversion effect of commentaries on classics board this moment and makes it deflect outside the activity inslot, and then makes the surface area of connecting plate increase, thereby makes unmanned aerial vehicle's falling resistance increase, further slows down unmanned aerial vehicle's falling speed, protection unmanned aerial vehicle and wing are not damaged;

2. the utility model discloses a be equipped with the arc, when unmanned aerial vehicle met the barrier, the arc at first collided with the barrier, arc compression second spring and telescopic link this moment for the elastic potential energy of second spring is turned into to the impact between unmanned aerial vehicle and the barrier, avoids the unmanned aerial vehicle wing impaired.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

FIG. 3 is an enlarged view of the portion B of FIG. 1;

fig. 4 is a side sectional view of the bearing of the present invention.

In the figure: the device comprises an annular frame 1, a bearing 2, a connecting plate 3, a movable groove 4, a movable plate 5, a rotating plate 6, an air inlet 7, an L-shaped slot 8, a T-shaped rod 9, a first spring 10, a connecting rod 11, an arc-shaped clamping block 12, an arc-shaped plate 13, a telescopic rod 14, a second spring 15, a limiting rod 16 and a wind shielding strip 17.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a wing protection device of rescue unmanned aerial vehicle as shown in figures 1-4, which comprises an annular frame 1, wherein a bearing 2 is arranged at the circle center of the annular frame 1, a plurality of connecting plates 3 are fixedly connected between the bearing 2 and the annular frame 1, and a movable groove 4 is arranged at one side of each connecting plate 3; a movable plate 5 and a rotating plate 6 are arranged in the movable groove 4, the movable plate 5 is closer to the opening of the movable groove 4 than the rotating plate 6, one side of the movable plate 5 close to the bearing 2 is rotatably connected with the top and bottom groove walls of the movable groove 4, one side of the rotating plate 6 far away from the movable plate 5 is hinged with the bottom groove wall of the movable groove 4, an air inlet hole 7 is formed in the bottom groove wall of the movable groove 4, and the air inlet hole 7 is positioned between the movable plate 5 and the rotating plate 6;

the top of the bearing 2 is provided with a plurality of L-shaped slots 8 along the vertical direction, the bottoms of the L-shaped slots 8 are communicated with the inner side of the bearing 2, T-shaped rods 9 are inserted into the L-shaped slots 8, first springs 10 are sleeved on the T-shaped rods 9, the bottoms of the T-shaped rods 9 are hinged with connecting rods 11, and arc-shaped fixture blocks 12 are hinged to the bottoms of the connecting rods 11;

the outer side of the annular frame 1 is provided with a plurality of arc-shaped plates 13, the height of each arc-shaped plate 13 is higher than that of the annular frame 1, two telescopic rods 14 are fixedly connected between each arc-shaped plate 13 and the annular frame 1, the two telescopic rods 14 are respectively close to two ends of each arc-shaped plate 13, and the telescopic rods 14 are sleeved with second springs 15.

As a specific embodiment of the present invention, two limiting rods 16 are disposed on the top of the rotating plate 6, and the two limiting rods 16 are respectively fixedly connected to the two side walls of the movable groove 4; when the rotating plate 6 deflects upwards, the deflected opening can be opposite to the wind shielding strip 17 under the blocking of the limiting rod 16.

As a specific embodiment of the present invention, a wind shielding strip 17 is disposed on the top of the movable plate 5 near the rotating plate 6, and the height of the wind shielding strip 17 is greater than the height of the limiting rod 16; when air flow enters the movable groove 4 from the air inlet hole 7, the air flow can change the flow direction under the action of the rotating plate 6 and is blown on the wind shielding strip 17.

As a specific embodiment of the present invention, a pressing plate is sleeved on the T-shaped rod 9, and the pressing plate is located on the top of the first spring 10; the first spring 10 can be compressed by the pressure plate when the T-bar 9 is forced downward.

As a specific embodiment of the present invention, an included angle between the connecting plate 3 and a plane where the bearing 2 is located is an acute angle, and the plurality of connecting plates 3 are rotationally symmetric with respect to the bearing 2; when the utility model discloses by when dress in unmanned aerial vehicle's wing position department, can drive down through connecting plate 3 at the air current of wing and realize the utility model discloses rotate.

As a specific embodiment of the present invention, the included angle between the connecting rod 11 and the T-shaped rod 9 is an obtuse angle, and the included angle between the connecting rod and the arc-shaped fixture block 12 is an acute angle; when the connecting rod 11 is pressed by the T-shaped rod 9, the arc-shaped clamping block 12 can be pushed to move towards the inner side of the bearing 2.

The working principle is as follows: by installing the movable plate 5 in the connecting plate 3, the wings of the unmanned aerial vehicle are taken down before use, the wings of the unmanned aerial vehicle are inserted into the bearing 2 part of the utility model, then the utility model is installed on the unmanned aerial vehicle together with the wings, and the T-shaped rods 9 are compressed by the wings in the installation process, so that the arc-shaped clamping blocks 12 are clamped with the installation shaft part of the wings under the pushing of the connecting rods 11, thus the installation of the utility model is completed;

when the unmanned aerial vehicle encounters a barrier, the arc-shaped plate 13 collides with the barrier firstly, and at the moment, the arc-shaped plate 13 compresses the second spring 15 and the telescopic rod 14, so that the collision force between the unmanned aerial vehicle and the barrier is converted into the elastic potential energy of the second spring 15, and the wing damage of the unmanned aerial vehicle is avoided;

when unmanned aerial vehicle's wing is because of outage stop rotation, unmanned aerial vehicle can lose the lift at once, this moment the utility model discloses because inertia can continue to rotate, thereby slow down unmanned aerial vehicle's falling speed, at the in-process that falls, the air current gets into the movable slot 4 from inlet port 7, change board 6 upwards deflects under the promotion of air current, the air current blows to fly leaf 5 under the water conservancy diversion effect of changeing board 6 this moment, and fly leaf 5 deflects to movable slot 4 outside receiving the thrust of air current, and then make the surface area increase of connecting plate 3, thereby make unmanned aerial vehicle's whereabouts resistance increase, further slow down unmanned aerial vehicle's falling speed, protection unmanned aerial vehicle and wing are not damaged.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a rescue unmanned aerial vehicle's wing protection device, includes ring frame (1), its characterized in that: a bearing (2) is arranged at the circle center of the annular frame (1), a plurality of connecting plates (3) are fixedly connected between the bearing (2) and the annular frame (1), and a movable groove (4) is formed in one side of each connecting plate (3); a movable plate (5) and a rotating plate (6) are arranged in the movable groove (4), the movable plate (5) is closer to the opening of the movable groove (4) than the rotating plate (6), one side of the movable plate (5) close to the bearing (2) is rotatably connected with the top and bottom groove walls of the movable groove (4), one side of the rotating plate (6) far away from the movable plate (5) is hinged with the bottom groove wall of the movable groove (4), an air inlet hole (7) is formed in the bottom groove wall of the movable groove (4), and the air inlet hole (7) is positioned between the movable plate (5) and the rotating plate (6);

the top of the bearing (2) is provided with a plurality of L-shaped slots (8) in the vertical direction, the bottoms of the L-shaped slots (8) are communicated with the inner side of the bearing (2), T-shaped rods (9) are inserted into the L-shaped slots (8), the T-shaped rods (9) are sleeved with first springs (10), the bottoms of the T-shaped rods (9) are hinged with connecting rods (11), and the bottoms of the connecting rods (11) are hinged with arc-shaped clamping blocks (12);

the outer side of ring frame (1) is equipped with a plurality of arcs (13), and the height that highly is higher than ring frame (1) of arc (13), link firmly two telescopic links (14) between arc (13) and ring frame (1), two telescopic link (14) are close to mutually with the both ends of arc (13) respectively, and has cup jointed second spring (15) on telescopic link (14).

2. The wing protection device for the rescue unmanned aerial vehicle as claimed in claim 1, wherein: two limiting rods (16) are arranged at the top of the rotating plate (6), and the two limiting rods (16) are fixedly connected with the groove walls on the two sides of the movable groove (4) respectively.

3. The wing protection device for the rescue unmanned aerial vehicle as claimed in claim 1, wherein: the top of the movable plate (5) close to one side of the rotating plate (6) is provided with a wind shielding strip (17), and the height of the wind shielding strip (17) is greater than the height of the limiting rod (16).

4. The wing protection device for the rescue unmanned aerial vehicle as claimed in claim 1, wherein: the T-shaped rod (9) is sleeved with a pressing plate, and the pressing plate is located at the top of the first spring (10).

5. The wing protection device for the rescue unmanned aerial vehicle as claimed in claim 1, wherein: the included angle between the connecting plates (3) and the plane where the bearing (2) is located is an acute angle, and the connecting plates (3) are rotationally symmetrical about the bearing (2).

6. The wing protection device for the rescue unmanned aerial vehicle as claimed in claim 1, wherein: the included angle between the connecting rod (11) and the T-shaped rod (9) is an obtuse angle, and the included angle between the connecting rod and the arc-shaped clamping block (12) is an acute angle.