Take-off and landing device for surveying and mapping unmanned aerial vehicle

Abstract

The utility model relates to the technical field of unmanned aerial vehicle takeoff and landing, and discloses a surveying and mapping unmanned aerial vehicle takeoff and landing device which comprises an unmanned aerial vehicle body and further comprises two pairs of folding type undercarriages evenly arranged at the bottom of the unmanned aerial vehicle body in the circumferential direction. The turnover undercarriage is connected with the unmanned aerial vehicle body through the magnetic damping structure; and the damping type universal rollers are arranged at the tail ends of the folding type undercarriages, and the unmanned aerial vehicle body slides through the damping type universal rollers after landing on the ground. Compared with the prior art, the surveying and mapping unmanned aerial vehicle has the advantages that springs are replaced by magnetic force for buffering, the magnetic force is adjusted through current, the number of the springs is reduced, the dead weight of the surveying and mapping unmanned aerial vehicle is greatly reduced, the flying capacity of the surveying and mapping unmanned aerial vehicle is improved, and the surveying and mapping unmanned aerial vehicle is more convenient to use; and after landing, the unmanned aerial vehicle body slides through the damping type universal rollers, so that a large amount of impact force is released, and the buffering capacity is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to unmanned plane take -off technology field, concretely points to a kind of surveying and mapping unmanned plane take -off setting. BACKGROUND

[0002] Surveying and mapping unmanned plane is a kind of unmanned plane specially used for geographic information collection, combines aerial photography, remote sensing technology and unmanned plane technology, can capture detailed image of ground in high altitude, generates high-precision geographic information data.These data include topographic map, digital elevation model, digital surface model and orthographic image map etc., provide strong support for city planning, land management, environmental monitoring, agricultural management, disaster assessment etc.

[0003] Unmanned plane landing gear is important part in the process of unmanned plane take -off, can reduce impact and vibration in the process of unmanned plane take -off, but existing unmanned plane landing gear is mostly buffered and damped by spring, and a large number of springs will greatly increase the weight of unmanned plane itself, reduce the operation ability of unmanned plane, in addition, unmanned plane landing is often for landing gear to contact ground first, at this time, the impact force is larger, and the buffering capacity is limited, easy to cause damage to unmanned plane landing gear or unmanned plane itself. UTILITY MODEL CONTENT

[0004] The technical problem to be solved by the utility model is to overcome the above technical difficulties, provide a kind of surveying and mapping unmanned plane take -off setting, it is buffered by magnetic force instead of spring, and each landing point of landing gear is provided with a ball, and the impact of landing is reduced by sliding.

[0005] To solve the above technical problems, the technical scheme provided by the utility model is:

[0006] A kind of surveying and mapping unmanned plane take -off setting, including unmanned plane body, further comprising:

[0007] Folding landing gear, two pairs are uniformly arranged in the circumferential direction at the bottom of unmanned plane body;

[0008] Magnetic damping structure, folding landing gear is connected with unmanned plane body by magnetic damping structure;

[0009] Damping type universal roller, is arranged at the end of each folding landing gear, and unmanned plane body is slid by damping type universal roller after landing.

[0010] As an improvement, the folding landing gear includes a turnover arm and a connecting plate;The connecting plate is vertically arranged and fixed on the bottom surface of the unmanned plane body, and four connecting plates are uniformly arranged in the circumferential direction, and the adjacent two turnover arms are respectively distributed in the shape of eight characters after being hingedly connected with the connecting plate.

[0011] As improvement, the magnetic shock absorbing structure comprises an arc-shaped sleeve, an arc-shaped rod, a connecting frame and an electromagnet; one end of the connecting frame is fixed on the side wall of the unmanned aerial vehicle body, the other end is fixedly connected with the arc-shaped sleeve, one end of the arc-shaped rod is fixed on the turnover arm, the other end is movably sleeved in the arc-shaped sleeve, and after the turnover arm is turned up and down, the arc-shaped rod slides up and down along the arc-shaped sleeve; the electromagnet is fixed at the bottom of the arc-shaped sleeve, and a permanent magnet is embedded in the end of the arc-shaped rod corresponding to the electromagnet; after the electromagnet is electrified, the permanent magnet and the electromagnet repel or attract each other.

[0012] As improvement, the shock absorbing universal roller comprises a nylon ball, a spring, a ball groove and a ball clamping groove; the ball clamping groove is a spherical shell structure larger than one half of a sphere, and is arranged downward and fixed on the turnover arm, a sleeve is formed at the top of the ball clamping groove, the ball groove is slidably arranged in the sleeve, one end of the ball groove is connected with the bottom of the sleeve through the spring, the ball is movably arranged in the other end of the ball groove, and the nylon ball is movably arranged in the ball clamping groove and abuts against the ball.

[0013] The utility model has the advantages that compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a magnetic force is replaced spring and is buffered, and the magnetic force size is adjusted through the current, reduces the number of spring, greatly reduces the self weight of surveying unmanned aerial vehicle, improves the flight ability of surveying unmanned aerial vehicle, and is more convenient to use.

[0015] 2、The utility model discloses a shock absorbing universal roller, and the unmanned aerial vehicle body is slid through the shock absorbing universal roller after falling to the ground, thereby releasing a large amount of impact force, reducing the impact force that the turnover arm or unmanned aerial vehicle itself receives, and being more convenient and safe to use. DRAWINGS

[0016] Figure 1 It is the structure schematic of the utility model Figure 1 .

[0017] Figure 2 It is the structure schematic of the utility model Figure 2 .

[0018] Figure 3 It is the structure schematic of the utility model magnetic shock absorbing structure.

[0019] Figure 4 It is the structure schematic of the utility model shock absorbing universal roller.

[0020] Figure 5 It is the cross section schematic of the utility model.

[0021] As shown in the figure: 1, unmanned aerial vehicle body; 2, connecting plate; 3, turnover arm; 4, arc sleeve; 5, arc rod; 6, connecting frame; 7, electromagnet; 8, nylon ball; 9, ball; 10, ball slot; 11, ball groove; 12, spring; 13, sleeve. DETAILED DESCRIPTION

[0022] In the description of the present application, it should be understood that the terms "center", "transverse", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. In the description of the present application, unless otherwise specified, the meaning of "multiple" is two or more. In addition, the term "includes" and any variation thereof is intended to cover non-exclusive inclusion.

[0023] The present application will be further described in detail below with reference to the accompanying drawings.

[0024] A surveying and mapping unmanned aerial vehicle landing device, as shown in Figure 1 , Figure 2 , specifically comprising:

[0025] The unmanned aerial vehicle body 1 and the folding landing gear, the folding landing gear includes the turnover arm 3 and the connecting plate 2; The outer side of the unmanned aerial vehicle body 1 is uniformly provided with two pairs of helical wings along the circumference, and the helical wings are connected with the top of the unmanned aerial vehicle body 1 through the support rod, and the front side and the bottom are respectively provided with a camera device, the connecting plate 2 is uniformly provided with four on the unmanned aerial vehicle along the circumference, which are respectively arranged vertically and fixed on the bottom surface of the unmanned aerial vehicle body 1, the turnover arm 3 is an arc rod body structure, and one end is hinged with the connecting plate 2, and the adjacent two turnover arms 3 are respectively distributed in the shape of eight characters (as shown in Figure 1 , each turnover arm 3 is arranged at an angle of 45° to the unmanned aerial vehicle body).

[0026] Magnetic shock absorbing structure, as Figure 3As shown, including arc sleeve 4, arc rod 5, connecting frame 6 and electromagnet 7; connecting frame 6 one end is connected and fixed on the side wall of the unmanned aerial vehicle body 1, the other end is connected and fixed with arc sleeve 4, arc rod 5 one end is fixed on the turnover arm 3, the other end is movably sleeved in the arc sleeve 4 (a buckle is arranged between the two, and the arc rod 5 will not leave the arc sleeve 4), and after the turnover arm 3 is turned up and down, the arc rod 5 slides up and down along the arc sleeve 4, the electromagnet 7 is fixed in the bottom of the arc sleeve 4, and the end of the arc rod 5 is embedded with a permanent magnet corresponding to the electromagnet 7, after the electromagnet 7 is electrified, according to the current direction and the permanent magnet, they attract or repel each other, and after attraction, the turnover arm 3 is turned up, and the new type is in storage form.

[0027] The shock absorbing universal roller comprises a nylon ball 8, a ball clamping groove 10, a spring 12, a ball 9 and a ball groove 11; the ball clamping groove 10 is a spherical shell structure greater than one-half of a sphere, and is arranged downward and fixed on the turnover arm 3, and a sleeve 13 is formed at the top of the ball clamping groove 10, the ball groove 11 is slidably arranged in the sleeve 13, and one end is connected with the inner bottom of the sleeve 13 through the spring 12, the ball 9 is movably fitted in the other end of the ball groove 11, the nylon ball 8 is buckled in the ball clamping groove 10, and the ball 9 and the nylon ball 8 are in contact with each other, and a protective pad layer is arranged outside the ball clamping groove 10.

[0028] The nylon ball 8 has the characteristics of high hardness, high wear resistance, low weight and smooth surface.

[0029] In the specific implementation of the embodiment:

[0030] The new type is controlled by the remote controller, after the unmanned aerial vehicle body 1 takes off, the electromagnet 7 is electrified, and the electromagnet 7 and the permanent magnet attract each other, and after the electromagnet 7 and the permanent magnet are attracted together, the turnover arm 3 is turned up, and the new type is switched to the storage form, so as to carry out flight and mapping operation.

[0031] Before landing, the current direction of the electromagnet 7 is controlled, so that the electromagnet 7 and the permanent magnet repel each other, and when landing, the nylon ball 8 contacts the ground first, and after contacting, rolls in the ball clamping groove 10 and compresses the spring 12 at the top, reduces the impact on the turnover arm 3, at the same time, the turnover arm 3 is folded up after impact, and the repulsive force between the electromagnet 7 and the permanent magnet resists the external force, so as to achieve the effect of buffering and shock absorption.

[0032] After landing, the new type slides through the nylon ball 8 until it stops.

[0033] The above has described the utility model and its implementation mode, which is not restrictive, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A surveying drone landing arrangement comprising a drone body (1), characterized in that, Also include: The folding landing gear is uniformly arranged at the bottom of the UAV body (1) in the circumferential direction; The magnetic damping structure is connected with the UAV body (1) through the magnetic damping structure; The damping universal roller is arranged at the end of each folding landing gear, and the UAV body (1) slides through the damping universal roller after landing.

2. The mapping drone landing pad of claim 1, wherein: The folding landing gear includes a turnover arm (3) and a connecting plate (2); the connecting plate (2) is vertically arranged and fixed on the bottom surface of the UAV body (1), and four are uniformly arranged in the circumferential direction, and the turnover arm (3) is hingedly connected with the connecting plate (2), and the adjacent two turnover arms (3) are respectively distributed in the shape of eight characters.

3. The mapping drone landing pad of claim 2, wherein: The magnetic damping structure includes an arc sleeve (4), an arc rod (5), a connecting frame (6) and an electromagnet (7); one end of the connecting frame (6) is connected and fixed on the side wall of the UAV body (1), the other end is connected and fixed with the arc sleeve (4), one end of the arc rod (5) is fixed on the turnover arm (3), the other end is movably sleeved in the arc sleeve (4), and the arc rod (5) slides up and down along the arc sleeve (4) after the turnover arm (3) is turned up and down, the electromagnet (7) is fixed in the bottom of the arc sleeve (4), and the end of the arc rod (5) is embedded with a permanent magnet corresponding to the electromagnet (7).

4. The mapping drone landing pad of claim 2, wherein: The damping universal roller includes a nylon ball (8) and a ball clamping groove (10); the ball clamping groove (10) is a spherical shell structure greater than one half of a sphere, and is arranged and fixed on the turnover arm (3) with the opening downward, the nylon ball (8) is buckled in the ball clamping groove (10), and is movably matched with the ball clamping groove (10).

5. The mapping drone landing arrangement of claim 4, wherein: It also includes a spring (12), a ball (9) and a ball groove (11); the top of the ball clamping groove (10) forms a sleeve (13), the ball groove (11) is slidably arranged in the sleeve (13), and one end is connected with the inner bottom of the sleeve (13) through the spring (12), the ball (9) is movably matched in the other end of the ball (9) groove, and abuts against the nylon ball (8).

6. The mapping drone landing pad of claim 4, wherein: The outer side of the ball clamping groove (10) is provided with a protective cushion layer.

7. The mapping drone landing pad of claim 2, wherein: The turnover arm (3) is an arc rod structure.

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