CN220501066U

CN220501066U - Many rotor unmanned aerial vehicle surface of water undercarriage

Info

Publication number: CN220501066U
Application number: CN202321509872.1U
Authority: CN
Inventors: 孙明浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2024-02-20
Anticipated expiration: 2033-06-14

Abstract

The utility model belongs to the technical field of unmanned aerial vehicles, and particularly discloses a water landing gear of a multi-rotor unmanned aerial vehicle, which comprises a mounting plate, a support frame, a mounting shaft and a buoyancy rod, wherein a connecting plate is arranged above the mounting plate; unmanned aerial vehicle is when the surface of water takes off, and hoist mechanism lets out haulage rope, and unmanned aerial vehicle does not need to pull mounting panel, support frame, installation axle and buoyancy stick when rising, and the load is less, and unmanned aerial vehicle can rise a certain distance fast for the surface of water is kept away from to the rotor, and at this moment, mounting panel and bracing piece break away from the contact, and mounting panel and connecting plate pass through haulage rope flexonics, and the wave of surface of water can not cause the influence to unmanned aerial vehicle.

Description

Many rotor unmanned aerial vehicle surface of water undercarriage

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a multi-rotor unmanned aerial vehicle water surface landing gear.

Background

The utility model provides a many rotor unmanned aerial vehicle, be a special unmanned helicopter with three and above rotor shaft, the operability is strong, through the relative rotational speed between the different rotors of change, can change the size of unipolar propulsive force, thereby control the orbit of aircraft, and take off and land the stage and adopt the perpendicular take off and land more, the fuselage below is equipped with the undercarriage, be used for the steady unmanned aerial vehicle that supports of landing in-process, in order to increase unmanned aerial vehicle's task scope, through installing buoyancy mechanism on unmanned aerial vehicle landing gear, make many rotor unmanned aerial vehicle take off and land at the surface of water.

When buoyancy mechanism and surface of water contact, receive the influence of surface of water ripple, can lead to unmanned aerial vehicle to take place to rock, and water has tension, under the effect of water tension, be formed with the adsorption affinity between surface of water and the buoyancy mechanism to increase unmanned aerial vehicle's resistance of taking off, make unmanned aerial vehicle take off the surface of water fast, and unmanned aerial vehicle is nearer apart from the surface of water, and the surface of water rocks can lead to unmanned aerial vehicle rotor to touch water and take place to fall. Accordingly, one skilled in the art would provide a multi-rotor unmanned aerial vehicle water landing gear that solves the problems set forth in the background art above.

Disclosure of Invention

The utility model aims to provide a multi-rotor unmanned aerial vehicle water landing gear so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a multi-rotor unmanned aerial vehicle water landing gear, comprising:

a mounting plate;

the two support frames are symmetrically arranged on the bottom surfaces of the mounting plates, the bottom ends of the two support frames are respectively fixed with a mounting shaft, and the two ends of each mounting shaft are respectively fixed with a buoyancy rod for increasing buoyancy;

the device comprises a mounting plate, wherein the mounting plate is arranged above the mounting plate, a hoisting mechanism is fixed on the bottom surface of the mounting plate, a traction rope is arranged between the mounting plate and the connecting plate, a first end of the traction rope is connected with a winding end of the hoisting mechanism, a second end of the traction rope is fixedly connected with the mounting plate, supporting rods are fixed at four corners of the bottom surface of the connecting plate, the winding mechanism winds the traction rope, the mounting plate and the connecting plate are relatively fixed when the mounting plate is tightly attached to the bottom end of the supporting rods, and the winding mechanism releases the traction rope, so that the mounting plate is separated from the supporting rods when the mounting plate is flexibly connected with the connecting plate.

As still further aspects of the utility model: the winding mechanism comprises a driving piece and a winding disc, the driving piece is fixed on the connecting plate, the winding disc is fixed at the output end of the driving piece, and the traction rope is wound on the winding disc.

As still further aspects of the utility model: the output of driving piece is fixed with the protection casing, the protection casing cover is established the outside of rolling disk, just the bottom of protection casing is equipped with and is used for the haulage rope passes the opening.

As still further aspects of the utility model: the second end of the traction rope is coaxially provided with a guide block, the guide block is fixed on the top surface of the mounting plate, and the opening end of the protective cover is integrally formed with a guide cover with a shape corresponding to the guide block.

As still further aspects of the utility model: the traction rope is made of nylon.

As still further aspects of the utility model: the bottom end of the supporting rod is fixed with an electromagnet which is used for being in magnetic attraction connection with the mounting plate.

As still further aspects of the utility model: the buoyancy rod is made of pearl cotton.

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

when unmanned aerial vehicle takes off via the surface of water, hoist mechanism is gradually released haulage rope, need not pull mounting panel, support frame, installation axle and buoyancy stick when unmanned aerial vehicle rises, the load is less, unmanned can rise a certain distance fast for the surface of water is kept away from to the rotor, and at this moment, mounting panel and bracing piece break away from the contact, mounting panel and connecting plate pass through haulage rope flexonics, the wave of surface of water can not cause the influence to unmanned aerial vehicle, then the rethread hoist mechanism is hugged closely the haulage rope rolling until the mounting panel in the bracing piece bottom, when unmanned aerial vehicle is in cruising and descending stage, the mounting panel can not take place to rock, remain stable.

Drawings

FIG. 1 is a schematic view of a structure of a water landing gear of a multi-rotor unmanned aerial vehicle;

fig. 2 is a schematic diagram showing a state that a haulage rope in a water landing gear of the multi-rotor unmanned aerial vehicle is outwards released;

FIG. 3 is a schematic view of the installation position of a guide block in a water landing gear of a multi-rotor unmanned aerial vehicle;

fig. 4 is a schematic structural view of a hoisting mechanism in a water landing gear of the multi-rotor unmanned aerial vehicle.

In the figure: 10. a mounting plate; 11. a support frame; 12. a mounting shaft; 13. a buoyancy rod; 20. a connecting plate; 30. a hoisting mechanism; 31. a driving member; 32. a reel; 40. a traction rope; 50. a guide block; 60. a protective cover; 61. a guide cover; 70. a support rod; 71. an electromagnet.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are set forth below, along with the accompanying drawings. Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. The embodiments of the present disclosure are not necessarily intended to include all aspects of the utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a number of ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the disclosure may be used alone or in any suitable combination with other aspects of the disclosure.

A multi-rotor unmanned aerial vehicle water landing gear incorporating the examples shown in fig. 1-4, comprising: mounting plate 10, support frame 11, mounting shaft 12 and buoyancy rod 13.

As shown in fig. 3, two support frames 11 are symmetrically installed on the bottom surface of the installation plate 10, the bottom ends of the two support frames 11 are respectively fixed with an installation shaft 12, and the two ends of the installation shaft 12 are respectively fixed with a buoyancy rod 13 for increasing buoyancy.

In an alternative embodiment, the buoyancy rod 13 is made of pearl wool, which has good water-proof performance, does not absorb water, is light in weight and strong in toughness, and is not easy to damage while providing enough buoyancy.

When unmanned aerial vehicle descends the surface of water, buoyancy stick 13 and surface of water contact, buoyancy stick 13 plays the effect of increasing the buoyancy, supports unmanned aerial vehicle at the surface of water through buoyancy, receives the influence of surface of water ripple, can lead to unmanned aerial vehicle to take place to rock, and water has tension, under the effect of water tension, be formed with the adsorption affinity between surface of water and the buoyancy mechanism to increase unmanned aerial vehicle's resistance of taking off, make unmanned aerial vehicle take off when taking off, can't break away from the surface of water fast, and unmanned aerial vehicle is nearer apart from the surface of water, and the surface of water rocks can lead to unmanned aerial vehicle rotor touch water and take place to fall.

As shown in fig. 1 and 2, a connecting plate 20 is arranged above the mounting plate 10, a hoisting mechanism 30 is fixed on the bottom surface of the connecting plate 20, a traction rope 40 is arranged between the mounting plate 10 and the connecting plate 20, a first end of the traction rope 40 is connected with a winding end of the hoisting mechanism 30, a second end of the traction rope 40 is fixedly connected with the mounting plate 10, and supporting rods 70 are fixed at four corners of the bottom surface of the connecting plate 20.

Like this, connecting plate 20 and unmanned aerial vehicle fixed connection, when unmanned aerial vehicle takes off via the surface of water, hoist mechanism 30 gradually lets out haulage rope 40, need not pull mounting panel 10 when unmanned aerial vehicle rises, support frame 11, installation axle 12 and buoyancy stick 13, the load is less, unmanned aerial vehicle can rise a certain distance fast, make the rotor keep away from the surface of water (as shown in fig. 2), and at this moment, mounting panel 10 and bracing piece 70 break away from the contact, mounting panel 10 and connecting plate 20 pass through haulage rope 40 flexonics, the wave of surface of water can not cause the influence to unmanned aerial vehicle, then rethread hoist mechanism 30 rolls haulage rope 40, until mounting panel 10 hugs closely in bracing piece 70 bottom (as shown in fig. 1), at this moment, mounting panel 10 and connecting plate 20 are connected through haulage rope 40, and through four bracing pieces 70 spacing, the position of mounting panel 10 and connecting plate 20 is fixed relatively, mounting panel 10 can not take place to rock when unmanned aerial vehicle is in cruising and landing stage, keep stable.

In an alternative embodiment, the traction rope 40 is made of nylon, and the strength of the traction rope 40 made of nylon is high, so that traction is stable.

Referring to fig. 4, the winding mechanism 30 includes a driving member 31 and a winding disc 32, the driving member 31 is fixed on the connecting plate 20, the winding disc 32 is fixed at an output end of the driving member 31, and the traction rope 40 is wound on the winding disc 32, and the driving member 31 drives the winding disc 32 to rotate in a forward and reverse direction, so that the traction rope 40 is wound or unwound.

In an alternative embodiment, the driving member 31 includes a servo motor and a reduction gearbox, and the output end of the servo motor drives the winding disc 32 to rotate in a forward and reverse direction after being decelerated by the reduction gearbox.

As shown in fig. 2, 3 and 4, the output end of the driving member 31 is fixed with a protective cover 60, the protective cover 60 is covered on the outer side of the winding disc 32, an opening for the traction rope 40 to pass through is formed in the bottom of the protective cover 60, the winding disc 32 and the traction rope 40 in a winding state are protected through the protective cover 60, the sunlight irradiation oxidation rate of the traction rope 40 is reduced, and the service life is prolonged.

Further, the second end of the traction rope 40 is coaxially provided with a guide block 50, the guide block 50 is fixed on the top surface of the mounting plate 10, the opening end of the protective cover 60 is integrally formed with a guide cover 61 with a shape corresponding to the guide block 50, when the mounting plate 10 is pulled and lifted to be attached to the support rod 70, the guide block 50 is inserted into the guide cover 61 to limit the horizontal direction of the mounting plate 10, so that the mounting plate 10 is prevented from sliding in the horizontal direction, and the stability is further improved.

As shown in fig. 1 and 2, the bottom end of the supporting rod 70 is fixed with an electromagnet 71 which is used for being magnetically attracted with the mounting plate 10, the mounting plate 10 is made of a magnetic attraction material, when the mounting plate 10 is attached to the bottom end of the supporting rod 70, the electromagnet 71 is electrified to be magnetically attracted with the mounting plate 10, the reinforcing effect is achieved, the stability of the mounting plate 10 is improved, when the mounting plate 10 needs to be separated from the supporting rod 70, the electromagnet 71 is closed, the electromagnet 71 does not generate magnetic attraction, and the mounting plate 10 can be smoothly separated.

The working principle of the utility model is as follows: when unmanned aerial vehicle takes off via the surface of water, hoist mechanism 30 gradually lets out haulage rope 40, the unmanned aerial vehicle is not required to pull mounting panel 10 when rising, support frame 11, installation axle 12 and buoyancy stick 13, the load is less, unmanned one can rise a certain distance fast, make the rotor keep away from the surface of water (as shown in fig. 2), and at this moment, mounting panel 10 and bracing piece 70 break away from the contact, mounting panel 10 and connecting plate 20 pass through haulage rope 40 flexonics, the wave on surface of water can not cause the influence to unmanned aerial vehicle, then the hoist mechanism 30 is with haulage rope 40 rolling, until mounting panel 10 hugs closely in bracing piece 70 bottom (as shown in fig. 1), at this moment, mounting panel 10 and connecting plate 20 pass through haulage rope 40 connection, and through four bracing pieces 70 spacing, mounting panel 10 and connecting plate 20's position relatively fixed, when unmanned aerial vehicle is in cruising and descending stage, mounting panel 10 can not take place to rock, keep stable, mounting panel 10 is fixed with the electro-magnet 71 that is used for being connected with mounting panel 10 magnetic attraction, when mounting panel 10 and bracing piece 70 bottom are attached, electro-magnet 71 circular telegram plays the effect with 10 magnetic attraction, reinforcing effect, improvement 10, when mounting panel 10 need not break away from when 10 and mounting panel 71 magnetic attraction, when 10 break away from the mounting panel 71, the electro-magnet 71 is not produced.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A multi-rotor unmanned aerial vehicle water landing gear, comprising:

a mounting plate (10);

the two support frames (11) are symmetrically arranged on the bottom surface of the mounting plate (10), the bottom ends of the two support frames (11) are respectively fixed with a mounting shaft (12), and the two ends of each mounting shaft (12) are respectively fixed with a buoyancy rod (13) for increasing buoyancy;

wherein, the top of mounting panel (10) is equipped with connecting plate (20), the bottom surface of connecting plate (20) is fixed with hoist mechanism (30), mounting panel (10) with be equipped with haulage rope (40) between connecting plate (20), the first end of haulage rope (40) with the rolling end of hoist mechanism (30) is connected, the second end of haulage rope (40) with mounting panel (10) fixed connection, the bottom surface four corners of connecting plate (20) all is fixed with bracing piece (70), works as hoist mechanism (30) rolling haulage rope (40) make mounting panel (10) are hugged closely when bracing piece (70) bottom, mounting panel (10) with the position of connecting plate (20) is fixed relatively, works as hoist mechanism (30) are paid out haulage rope (40) make mounting panel (10) break away from when bracing piece (70), mounting panel (10) with connecting plate (20) are flexonics.

2. The multi-rotor unmanned aerial vehicle water landing gear according to claim 1, wherein the winding mechanism (30) comprises a driving piece (31) and a winding disc (32), the driving piece (31) is fixed on the connecting plate (20), the winding disc (32) is fixed at the output end of the driving piece (31), and the traction rope (40) is wound on the winding disc (32).

3. The multi-rotor unmanned aerial vehicle water landing gear according to claim 2, wherein the output end of the driving piece (31) is fixed with a protective cover (60), the protective cover (60) is covered on the outer side of the winding disc (32), and an opening for the traction rope (40) to pass through is formed in the bottom of the protective cover (60).

4. A multi-rotor unmanned aerial vehicle water landing gear according to claim 3, wherein the second end of the hauling rope (40) is coaxially provided with a guide block (50), the guide block (50) is fixed on the top surface of the mounting plate (10), and the open end of the protective cover (60) is integrally formed with a guide cover (61) with a shape corresponding to the guide block (50).

5. A multi-rotor unmanned aerial vehicle water landing gear according to claim 1, wherein the towing rope (40) is nylon.

6. A multi-rotor unmanned aerial vehicle water landing gear according to claim 1, wherein the bottom end of the support rod (70) is fixed with an electromagnet (71) for magnetically attracting the mounting plate (10).

7. A multi-rotor unmanned aerial vehicle water landing gear according to claim 1, wherein the buoyancy rod (13) is made of pearl wool.