Unmanned aerial vehicle flight anti-collision device

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle flight anti-collision device which comprises an unmanned aerial vehicle body and two fixing plates, the two fixing plates are both fixedly connected to the unmanned aerial vehicle body, buffer parts are both installed on the two fixing plates, and each buffer part comprises a hinge plate, a square cavity and a baffle. One end of the hinge plate is hinged to the fixing plate, the square cavity is connected to the end, away from the fixing plate, of the hinge plate in a sliding mode, and the baffle is connected to the square cavity in a sliding mode. And gas in the extrusion square cavity is pushed to be input into the inflatable bag through the connecting pipe, the interior of the inflatable bag expands along with increase of the gas, and therefore the moving speed of the baffle is reduced, the buffering effect on the unmanned aerial vehicle body is achieved, and the unmanned aerial vehicle body is effectively protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to unmanned plane technical field especially relates to a kind of unmanned plane flight anti-collision device. BACKGROUND

[0002] Unmanned aircraft is called "unmanned plane" simply, it is not loaded plane using radio remote control equipment and self-provided program control device to manipulate, or by vehicle-mounted computer completely or intermittently autonomously operates.

[0003] In prior art, unmanned plane mainly provides labor-saving by rotation of fan blade, as unmanned plane fan blade has no protective measures, if touching external wall, branch and other obstacles during flight, it is easy to cause fan blade breakage, leading to unmanned plane damage. UTILITY MODEL CONTENT

[0004] The utility model aims at solving following shortcomings in prior art, in prior art, unmanned plane mainly provides labor-saving by rotation of fan blade, as unmanned plane fan blade has no protective measures, if touching external wall, branch and other obstacles during flight, it is easy to cause fan blade breakage, leading to unmanned plane damage, and a kind of unmanned plane flight anti-collision device is proposed.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of unmanned plane flight anti-collision device, including unmanned plane body and two fixed plates, two The fixed plate is fixedly connected on the unmanned plane body;

[0007] Two The fixed plate is installed with buffer component, the buffer component includes hinged plate, square cavity, baffle, one end of the hinged plate is hinged on the fixed plate, the square cavity is slidably connected at the end of the hinged plate away from the fixed plate, the baffle is slidably connected on the square cavity, the unmanned plane body is slidably connected with inflatable bag, the inflatable bag is communicated with square cavity by connecting pipe.

[0008] Preferably, the buffer component further includes a first spring, one end of the first spring is fixedly connected to one side of the square cavity, and the other end of the first spring is fixedly connected to the inner wall of the baffle.

[0009] Preferably, two recesses are formed on the unmanned plane body, and two L-shaped limiting plates are slidably connected in the recesses, respectively, and a second spring is fixedly connected between the limiting plate and the inner wall of the recess.

[0010] Preferably, two The fixed plate is rotatably connected with a rotating shaft, respectively, one end of the rotating shaft is fixedly connected with the hinged plate.

[0011] Preferably, one end of the rotating shaft is fixedly connected with a cam away from the hinged plate, one end of the cam is hingedly connected with a pull plate away from the rotating shaft, and one end of the pull plate is fixedly connected with the air bag away from the cam.

[0012] Preferably, the two ends of the two baffles are both arranged in an arc shape.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] 1. If the operation is improper and the baffle collides with an obstacle, the baffle is in contact with the external obstacle, the baffle can push the square cavity to slide on the hinged plate when being extruded, and the extruded gas in the square cavity is pushed to input into the air bag through the connecting pipe, the air bag is inflated with the increase of the gas, so that the moving speed of the baffle is slowed down, the unmanned aerial vehicle body is buffered, and the unmanned aerial vehicle body is effectively protected.

[0015] 2. The baffle is pushed to rotate with the hinged plate and fixed plate connection as a fulcrum, so that the hinged plate, the square cavity and the baffle are integrally turned from a horizontal state to a vertical state, the cam is turned counterclockwise from a vertical state to a horizontal state, the cam no longer stretches the air bag through the pull plate, at this time, the square cavity can slide on the hinged plate to shrink, and the unmanned aerial vehicle body is convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front structure schematic view of the unmanned aerial vehicle flight anti-collision device;

[0017] Figure 2 It is Figure 1 It is a local enlarged view of A;

[0018] Figure 3 It is an air bag structure schematic view of the unmanned aerial vehicle flight anti-collision device;

[0019] Figure 4 It is a square cavity structure schematic view of the unmanned aerial vehicle flight anti-collision device.

[0020] In the drawing: 1 unmanned aerial vehicle body, 2 pull plate, 3 air bag, 4 connecting pipe, 5 baffle, 6 square cavity, 7 first spring, 8 limiting plate, 9 hinged plate, 10 cam, 11 rotating shaft, 12 second spring, 13 fixed plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] The terms such as "upper", "lower", "left", "right", "middle" and "one" cited in the utility model are only for the convenience of clear description, and are not used to limit the scope of the utility model, and the change or adjustment of the relative relationship is also regarded as the scope of the utility model without substantial change of the technical content.

[0023] Referring to Figures 1-4 The unmanned aerial vehicle flight anti-collision device comprises an unmanned aerial vehicle body 1 and two fixed plates 13.

[0024] The two fixed plates 13 are each provided with a buffer component, the buffer component comprises a hinged plate 9, a square cavity 6 and a baffle 5, one end of the hinged plate 9 is hinged to the fixed plate 13, the hinged plate 9 can rotate by 90 degrees on the fixed plate 13, the square cavity 6 is slidingly connected to one end of the hinged plate 9 away from the fixed plate 13, the outer surface of the hinged plate 9 slides on the inner wall of the square cavity 6, the baffle 5 is slidingly connected to the square cavity 6, the two ends of the two baffles 5 are each provided in an arc shape, the unmanned aerial vehicle body 1 is slidingly connected with an inflatable bag 3, the inflatable bag 3 is stretchable, the inflatable bag 3 is connected in communication with the square cavity 6 through a connecting pipe 4, and the buffer component further comprises a first spring 7, one end of the first spring 7 is fixedly connected to one side of the square cavity 6, the other end of the first spring 7 is fixedly connected with the inner wall of the baffle 5, and the first spring 7 has a buffering effect on the baffle 5 when the baffle 5 moves relative to the square cavity 6.

[0025] Two grooves are formed in the unmanned aerial vehicle body 1, and L-shaped limiting plates 8 are slidingly connected in the two grooves respectively, second springs 12 are fixedly connected between the limiting plates 8 and the inner walls of the grooves, the limiting plates 8 are provided in an L shape, can pull the hinged plate 9, and make the hinged plate 9 be provided in a horizontal mode to form limiting, rotating shafts 11 are rotatably connected to the two fixed plates 13 respectively, one end of each rotating shaft 11 is fixedly connected with the hinged plate 9, one end of each rotating shaft 11 away from the hinged plate 9 is fixedly connected with a cam 10, the end of each cam 10 away from the rotating shaft 11 is hingedly connected with a pull plate 2, and the end of each pull plate 2 away from the cam 10 is fixedly connected with the inflatable bag 3.

[0026] In the utility model, when the unmanned aerial vehicle body 1 collides with an obstacle due to improper operation during flight, the unmanned aerial vehicle body 1 is protected by the baffle 5, the baffle 5 contacts with the external obstacle, the baffle 5 can push the square cavity 6 to slide on the hinged plate 9 when the baffle 5 is extruded, and push the gas in the extruded square cavity 6 to input into the inflatable bag 3 through the connecting pipe 4, the inflatable bag 3 expands with the increase of the gas, thereby slowing down the moving speed of the baffle 5, buffering the unmanned aerial vehicle body 1, and effectively protecting the unmanned aerial vehicle body 1.

[0027] When the unmanned aerial vehicle body 1 needs to be carried, first push the limiting plate 8 and compress the second spring 12, at this time the limiting plate 8 no longer has a limiting effect on the hinged plate 9, at this time push the baffle 5, and rotate the hinged plate 9 with the fixed plate 13 connection as a fulcrum, so that the hinged plate 9, square cavity 6 and baffle 5 are integrated by three parties from the horizontal state to the vertical state, when the rotating shaft 11 rotates with the hinged plate 9, as shown in the accompanying Figure 1 As shown in the accompanying drawings, the cam 10 is turned over from the vertical state to the horizontal state counterclockwise, the cam 10 no longer stretches the air bag 3 through the pull plate 2, at this time the square cavity 6 can slide on the hinged plate 9 to shrink, which is convenient for carrying the unmanned aerial vehicle body 1.

[0028] In the present application, unless otherwise clearly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense.

[0029] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art within the technical range disclosed by the present application, according to the technical scheme and the application concept of the present application, can be replaced or changed equivalently, which should be covered in the protection scope of the present application.

Claims

1. A UAV flight anti-collision device, comprising a UAV body (1) and two fixing plates (13), characterized in that: The two fixing plates (13) are both fixedly connected to the drone body (1); A buffer component is installed on both of the fixing plates (13), and the buffer component includes a hinged plate (9), a square cavity (6), and a baffle (5). One end of the hinged plate (9) is hinged on the fixing plate (13), the square cavity (6) is slidably connected to the end of the hinged plate (9) away from the fixing plate (13), and the baffle (5) is slidably connected to the square cavity (6). An inflatable bag (3) is slidably connected to the drone body (1), and the inflatable bag (3) is connected to the square cavity (6) through a connecting pipe (4).

2. The UAV flight anti-collision device according to claim 1 is characterized in that The buffer component further includes a first spring (7), one end of which is fixedly connected to one side of the square cavity (6), and the other end of which is fixedly connected to the inner wall of the baffle (5).

3. The UAV flight anti-collision device according to claim 1, characterized in that: The drone body (1) is provided with two grooves, and an L-shaped limiting plate (8) is slidably connected in the two grooves respectively, and a second spring (12) is fixedly connected between the limiting plate (8) and the inner wall of the groove.

4. The UAV flight anti-collision device according to claim 1, characterized in that: The two fixed plates (13) are rotatably connected to a rotating shaft (11), and one end of the rotating shaft (11) is fixedly connected to the hinge plate (9).

5. The UAV flight anti-collision device according to claim 4, characterized in that: One end of the rotating shaft (11) away from the hinged plate (9) is fixedly connected to a cam (10), one end of the cam (10) away from the rotating shaft (11) is hinged to a pull plate (2), and one end of the pull plate (2) away from the cam (10) is fixedly connected to the inflatable bag (3).

6. The UAV flight anti-collision device according to claim 1, characterized in that: Both ends of the two baffles (5) are arranged in an arc shape.

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