Long-endurance cargo carrying unmanned aerial vehicle

Abstract

The long-endurance cargo-carrying unmanned aerial vehicle comprises a main platform, an endurance unmanned aerial vehicle body and a cargo box, a plurality of butt joints for butt joint / separation of the endurance unmanned aerial vehicle body are arranged on the upper portion of the main platform, a central controller for dispatching the endurance unmanned aerial vehicle body is arranged in the middle of the main platform, and the cargo box is hung on the lower portion of the main platform. Each endurance unmanned aerial vehicle carries respective battery energy, the central controller unifies the flight propulsion vector, along with the consumption of the battery energy of the endurance unmanned aerial vehicles, the endurance unmanned aerial vehicles can be separated and go to the ground station for charging, and other endurance unmanned aerial vehicles carry out relay flight. In addition, the main platform can expand more point positions for connection of the endurance unmanned aerial vehicle along the outer edge. According to the scheme provided by the invention, the transport capacity expansion capacity is high, the cargo carrying capacity is high, and the safety redundancy in the freight process is high.

Description

Technical Field

[0001] The present invention relates to the technical field of cargo-carrying unmanned aerial vehicles, in particular to a long-endurance cargo-carrying unmanned aerial vehicle. Background Art

[0002] Drones are unmanned aircraft that are controlled by radio remote control and self-contained programs. Due to their small size and unmanned operations, they are widely used in aerial photography, agriculture, plant protection, micro selfies, express delivery, disaster relief, wildlife observation, infectious disease monitoring, surveying and mapping, news reporting, and power inspection.

[0003] With the demand for freight generated by economic development and the practical application of green energy, electric drones are widely used in the field of freight. However, existing electric drones are limited by the low energy density of batteries, small cargo weight, short battery life, and long charging time.

[0004] The Chinese patent number is CN202323117640.4, which proposes a method of connecting a cargo hold drone through a collection mechanism, the purpose of which is to achieve rapid home delivery. Its design also reduces the safety of the drone. Summary of the invention

[0005] To solve the above problems, the purpose of the present invention is to provide a long-endurance cargo drone with strong expansion capability, large cargo capacity and high safety redundancy.

[0006] The following scheme is adopted in the embodiment of the present invention: a long-endurance cargo drone, including a main platform, a long-endurance drone and a cargo box, a plurality of docking joints for docking / separation of the long-endurance drone are arranged on the upper part of the main platform, a central controller for dispatching the long-endurance drone is arranged in the middle part of the main platform, and the cargo box is hung on the lower part of the main platform.

[0007] Preferably, the main platform is hexagonal, with six endurance drones, and several lifting rings are equidistantly arranged on the upper edge of the hexagon on the main platform.

[0008] Preferably, a battery electrically connected to the central controller is also provided on the main platform.

[0009] Preferably, it also includes an expansion platform composed of several expansion spokes, the connection of the expansion spokes is provided with a docking joint for the endurance drone to dock / detach, the expansion platform is connected to the side of the main platform, and multiple expansion platforms are connected in sequence along the side of the main platform.

[0010] Preferably, an expansion board is set up in the middle of the expansion platform, and a counterweight block is set in the middle of the expansion board.

[0011] Preferably, the docking head comprises a pedestal and an electromagnet, the pedestal is locked to the edge of the main platform, and the electromagnet is arranged on the top of the pedestal.

[0012] Preferably, the electromagnet is in the shape of an inverted cone sleeve, a docking rod is provided at the bottom of the endurance drone, and an inverted cone-shaped docking portion is hinged at the bottom of the docking rod.

[0013] Preferably, the five extended spokes are connected in sequence to form a hexagonal outer frame with a notch, and the hexagonal outer frame is connected to both ends of the side of the main platform along the notch.

[0014] Beneficial effects of the present invention: Each endurance drone of the present invention carries its own battery energy, and the propulsion vector of the flight is unified by the central controller. As the battery energy of the endurance drone is consumed, the endurance drone can be separated and go to the ground station to charge, and other endurance drones can take over the flight. In addition, the main platform can also expand more points for the endurance drones to connect along the outer edge. The solution proposed by the present invention has strong capacity expansion capabilities, large cargo capacity, and high safety redundancy during the freight process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front view of the present invention;

[0016] Figure 2 This is an extended schematic diagram of the present invention Figure 1 ;

[0017] Figure 3 This is an extended schematic diagram of the present invention Figure 2 ;

[0018] Figure 4 It is a structural schematic diagram of the butt joint of the present invention;

[0019] Figure 5 It is a side view of a docking rod of the present invention.

[0020] Explanation of reference numbers: main platform-1, endurance drone-2, cargo box-3, docking joint-11, central controller-12, lifting ring-10, battery-13, expansion platform-4, expansion spoke-40, expansion plate-41, counterweight block-42, pedestal-110, electromagnet-111, docking rod-20, docking part-21. DETAILED DESCRIPTION

[0021] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

[0022] See also Figures 1 to 5 A long-endurance cargo drone comprises a main platform 1, a long-endurance drone 2 and a cargo box 3. The upper part of the main platform 1 is provided with several docking joints 11 for docking / separation of the long-endurance drone 2. The middle part of the main platform 1 is provided with a central controller 12 for dispatching the long-endurance drone 2. The cargo box 3 is hung at the lower part of the main platform 1.

[0023] The present invention provides a new design scheme, including a main platform 1 as the skeleton of the flying platform, the upper part of the main platform 1 can be separated / docked with several endurance drones 2, and the lower part of the main platform 1 is used for bundling / hoisting cargo. Each endurance drone 2 carries its own battery energy, and the propulsion vector of the flight is unified by the central controller 12, and as the battery energy of the endurance drone 2 is consumed, the endurance drone 2 can be separated and go to the ground station to charge, and other endurance drones 2 will take over the flight. In addition, the main platform 1 can also expand more points along the outer edge for the endurance drone 2 to connect. The scheme proposed by the present invention has a strong ability to expand transportation capacity, a large cargo capacity, and a high safety redundancy during the freight process.

[0024] The main platform 1 is hexagonal, with six endurance drones 2, and a number of hoisting rings 10 are equidistantly arranged on the main platform 1 along the edge of the hexagon.

[0025] The main platform 1 is designed as a hexagon to facilitate the expansion of more connection points for the endurance drone 2. The hexagon is convenient for covering the plane and for the overall force of the main platform 1. In addition, there are various types of endurance drones 2. In general cargo transportation scenarios, multi-rotor drones can be used. To further improve safety and flight efficiency, multi-duct drones can also be used. In addition, different types of drones can be used in a unified combination.

[0026] The main platform 1 is also provided with a battery 13 electrically connected to the central controller 12 .

[0027] It also includes an expansion platform 4 composed of several expansion spokes 40, and the connection of the expansion spokes 40 is provided with a docking joint 11 for docking / separation of the endurance drone 2. The expansion platform 4 is connected to the side of the main platform 1, and multiple expansion platforms 4 are connected in sequence along the side of the main platform 1.

[0028] An expansion board 41 is also set up in the middle of the expansion platform 4 , and a counterweight block 42 is arranged in the middle of the expansion board 41 .

[0029] The expansion spokes 40 in the present invention play the role of the skeleton of the expansion platform 4. A number of ring buckles are equidistantly arranged on the expansion spokes 40. These ring buckles are for further strengthening the stability between the expansion spokes 40. These ring buckles can also be used as hanging points of the cargo box 3, so as to facilitate the hanging of a larger cargo box 3.

[0030] The docking head 11 includes a base 110 and an electromagnet 111 . The base 110 is locked to the edge of the main platform 1 , and the electromagnet 111 is disposed on the top of the base 110 .

[0031] The electromagnet 111 is in the shape of an inverted cone sleeve. A docking rod 20 is provided at the bottom of the endurance drone 2. An inverted cone-shaped docking portion 21 is hinged at the bottom of the docking rod. The docking portion 21 is attracted to the electromagnet 111.

[0032] The shape of the butt joint 11 proposed by the present invention can be a connectable shape such as a concave-convex tooth shape in addition to an inverted cone shape.

[0033] The five expansion spokes 40 are connected in sequence to form a hexagonal outer frame with a notch, and the hexagonal outer frame is connected to the two ends of the side of the main platform 1 along the notch.

[0034] Several points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0035] Secondly: In the drawings of the embodiments disclosed in the present invention, only the structures related to the embodiments disclosed in the present invention are involved, and other structures can refer to the usual design. In the absence of conflict, the same embodiment and different embodiments of the present invention can be combined with each other.

[0036] Finally, the above is only a preferred implementation of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention.

Claims

1. A long-endurance cargo drone, characterized by: The invention comprises a main platform (1), a range drone (2) and a cargo box (3), wherein a plurality of docking joints (11) for docking / separation of the range drone (2) are arranged on the upper part of the main platform (1), a central controller (12) for dispatching the range drone (2) is arranged in the middle part of the main platform (1), and the cargo box (3) is hung on the lower part of the main platform (1).

2. The long-endurance cargo drone according to claim 1, characterized in that: The main platform (1) is hexagonal, and has six endurance drones (2). A plurality of lifting rings (10) are equidistantly arranged on the main platform (1) along the edge of the hexagon.

3. The long-endurance cargo drone according to claim 1, characterized in that: The main platform (1) is also provided with a battery (13) electrically connected to the central controller (12).

4. The long-endurance cargo drone according to claim 1, characterized in that: It also includes an expansion platform (4) composed of a plurality of expansion spokes (40), wherein the connection of the expansion spokes (40) is provided with a docking joint (11) for docking / separation of the endurance drone (2), the expansion platform (4) is connected to the side of the main platform (1), and a plurality of expansion platforms (4) are sequentially connected along the side of the main platform (1).

5. The long-endurance cargo drone according to claim 4, characterized in that: An expansion board (41) is also arranged in the middle of the expansion platform (4), and a counterweight block (42) is arranged in the middle of the expansion board (41).

6. The long-endurance cargo drone according to claim 1, characterized in that: The docking head (11) comprises a pedestal (110) and an electromagnet (111); the pedestal (110) is locked to the edge of the main platform (1), and the electromagnet (111) is arranged on the top of the pedestal (110).

7. The long-endurance cargo drone according to claim 6, characterized in that: The electromagnet (111) is in the shape of an inverted cone sleeve. A docking rod (20) is arranged at the bottom of the endurance drone (2), and an inverted cone-shaped docking portion (21) is hinged at the bottom of the docking rod.

8. The long-endurance cargo drone according to claim 1, characterized in that: The five expansion spokes (40) are connected in sequence to form a hexagonal outer frame with a notch, and the hexagonal outer frame is connected to the two ends of the side of the main platform (1) along the notch.

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