Modularized unmanned aerial vehicle capable of being quickly assembled

Abstract

A quickly-assembled modular unmanned aerial vehicle comprises a main frame and a lower linkage frame, and the lower linkage frame is detachably arranged below the main frame; a fuselage bin is arranged in the middle of the main frame, battery bins are arranged at the two ends of the main frame, a plurality of arms are detachably arranged on the side of the main frame, and motors and propellers are mounted at the ends of the arms. The main frame comprises a flat frame, a plurality of reinforcing ribs are arranged in the flat frame, four supporting leg frames are fixedly connected to the lower end of the flat frame, supporting legs are fixedly connected to the lower ends of the supporting leg frames, and universal wheels are connected to the lower ends of the supporting legs; the unmanned aerial vehicle comprises a main frame and a lower linkage frame, the main frame and the lower linkage frame are connected through a first quick locking piece, a battery bin on the main frame is connected through a second quick locking piece, the whole mounting and dismounting mode is quick and convenient, the steps are few, the dismounting, maintenance and preparation processes are simplified, and the use efficiency is improved; and other devices such as a bomb throwing bin and a cargo conveying bin are conveniently connected through the lower frame, and use is convenient.

Description

Technical Field:

[0001] The utility model relates to the technical field of unmanned aerial vehicles, and more specifically to a modular unmanned aerial vehicle with quick assembly. Background Art:

[0002] Unmanned aerial vehicles can be classified into fixed-wing, rotary-wing, and flapping-wing unmanned aerial vehicles according to flight characteristics. Among them, rotary-wing unmanned aerial vehicles have the characteristics of small volume, simple structure, and flexible control. They can take off and land vertically, hover freely, adapt to various natural environments, and have the advantages of autonomous flight and landing capabilities. They can operate in some complex and dangerous environments where it is not suitable for humans to enter. In recent years, they have been increasingly important in scientific research institutions, government agencies, broadcast media, personal applications, and the military field.

[0003] Most of the existing rotary-wing unmanned aerial vehicles are of an integral structure or connect components through screws to achieve specific uses. When the task environment is complex, it is necessary to prepare multiple unmanned aerial vehicles suitable for different task scenarios, making the preparation process cumbersome, the task execution efficiency low, and the use cost high. At the same time, the existing rotary-wing unmanned aerial vehicles have many components, and disassembly and assembly are complex. It is difficult for users to disassemble and repair the unmanned aerial vehicle. Therefore, it is necessary to design a modular unmanned aerial vehicle that can adapt to multiple task scenarios and can be quickly disassembled and assembled. Content of the Utility Model:

[0004] To solve the above problems and overcome the deficiencies of the prior art, the utility model provides a modular unmanned aerial vehicle with quick assembly, including a main frame and a lower connecting frame. The lower connecting frame is arranged below the main frame in a detachable manner. An aircraft body compartment is arranged in the middle of the main frame, battery compartments are arranged at both ends of the main frame, and a plurality of arms are arranged on the side of the main frame in a detachable manner. Motors and propellers are installed at the ends of the arms.

[0005] Further, the main frame includes a flat frame, which is connected by square tubes. A plurality of reinforcing ribs are arranged inside the flat frame. Four leg frames are fixedly connected to the lower end of the flat frame. Legs are fixedly connected to the lower ends of the leg frames, and universal wheels are connected to the lower ends of the legs.

[0006] Further, a cavity is arranged inside the aircraft body compartment, and an electronic control component is installed inside the cavity. A cover is arranged on the upper part of the aircraft body compartment in a detachable manner.

[0007] The electronic control component includes a control board and a control switch. A slot is also arranged on the aircraft body compartment, and the control switch extends out of the aircraft body compartment through the slot.

[0008] Further, a cavity is arranged inside the battery compartment, and four batteries are installed inside the cavity. Four slots are arranged on the inner side surface of the battery compartment, and the connecting wires of the batteries extend out through the slots and are connected to the aircraft body compartment.

[0009] Further, it further includes a first quick lock and a second quick lock. The fuselage compartment is connected to the main frame through the first quick lock, and the battery compartment is connected to the main frame through the second quick lock.

[0010] Further, the first quick lock includes a first lock head and a first lock seat. The first lock head is fixedly installed on the side of the lower link frame, the first lock seat is fixedly installed on the side of the main frame, a first lock block is hinged on the first lock seat, and a first lock ring adapted to the first lock head is hinged on the first lock block.

[0011] Further, the second quick lock includes a second lock head and a second lock seat. The second lock head is fixedly connected to the battery compartment, the second lock seat is fixedly installed on the main frame, a second lock block is hinged on the second lock seat, a second lock rod is hinged on the second lock block, a spring is arranged outside the second lock rod, a limit head A for resisting the spring is arranged at the end of the second lock rod, a second pull rod is further arranged inside the spring, a limit head B for resisting the spring is arranged at the lower end of the second pull rod, and a second lock rod adapted to the second lock head is arranged at the other end of the second pull rod.

[0012] Further, a GPS component and an RTK component are also installed on the main frame.

[0013] Further, a folding seat 6 is installed on the main frame. The folding seat 6 includes a base and a connecting seat. The base is fixedly installed on the main frame. A first slot and a second slot are arranged on the side of the base. The first slot is an L-shaped structure, the second slot is an arc-shaped structure, two one-word slot-shaped structures are respectively arranged at both ends of the second slot, and the two one-word slot-shaped structures are respectively arranged in the vertical direction and the horizontal direction; a first pin shaft and a second pin shaft are arranged at the lower part of the connecting seat. The first pin shaft is located in the first slot, and the second pin shaft is located in the second slot.

[0014] Further, the reinforcing ribs are arranged in a grid pattern, and the ends of the reinforcing ribs are fixedly connected to the square tubes forming the flat frame.

[0015] The beneficial effects of the present utility model are:

[0016] The drone includes a main frame and a lower link frame. The main frame and the lower link frame are connected through a first quick lock, and the battery compartment on the main frame is connected through a second quick lock. The whole installation and disassembly method is fast and convenient, with fewer steps, simplifies the disassembly, repair and preparation processes, improves the use efficiency, and is convenient to connect other devices such as a bomb dropping compartment and a cargo compartment through the lower link frame, which is convenient to use. Brief Description of the Drawings:

[0017] Figure 1 It is a schematic structural diagram of the present utility model;

[0018] Figure 2 It is a schematic structural diagram of the second quick lock of the present utility model;

[0019] Figure 3 Schematic diagram of the first quick-lock component structure of the present utility model;

[0020] Figure 4 Schematic diagram of the structure of the present utility model;

[0021] Figure 5 Schematic diagram of the frame structure of the present utility model;

[0022] In the attached drawings:

[0023] 1. Main frame, 2. Lower connecting frame, 3. Battery compartment, 4. Body compartment, 5. Electric control component, 6. Folding seat, 7. Camera, 8. First quick-lock component, 9. Second quick-lock component, 10. Arm, 11. Motor, 12. Propeller;

[0024] 1-1. Flat frame, 1-2. Reinforcing rib, 1-3. Leg frame, 1-4. Leg, 1-5. Triangular rib, 1-6. Limit seat, 1-7. Folding seat, 1-8. Universal wheel;

[0025] 6-1. Base, 6-2. First slotted groove, 6-3. Second slotted groove, 6-4. First pin shaft, 6-5. Second pin shaft, 6-6. Connecting seat;

[0026] 8-1. First lock head, 8-2. First lock ring, 8-3. First lock seat, 8-4. First lock block;

[0027] 9-1. Second lock head, 9-2. Second pull rod, 9-3. Second lock rod, 9-4. Second lock block, 9-5. Spring. Specific implementation method:

[0028] To make the purpose, technical solution and advantages of the implementation of the present utility model clearer, the following will combine the attached drawings of the present utility model Figure 1 ~Attached drawings Figure 5 to describe the present utility model in more detail.

[0029] A modular drone for quick assembly provided by the utility model includes a main frame 1 and a lower connecting frame 2, and the lower connecting frame 2 is arranged below the main frame 1 in a detachable manner; a fuselage compartment 4 is arranged in the middle of the main frame 1, battery compartments 3 are arranged at both ends of the main frame 1, and a number of arms 10 are arranged on the side of the main frame 1 in a detachable manner, and a motor 11 and a propeller 12 are installed at the end of the arm 10; the main frame 1 includes a flat frame 1-1, and the flat frame 1-1 is connected by square tubes. A number of reinforcing ribs 1-2 are arranged inside the flat frame 1-1. Four leg frames 1-3 are fixedly connected to the lower end of the flat frame 1-1, and legs 1-4 are fixedly connected to the lower ends of the leg frames 1-3. A universal wheel 1-8 is connected to the lower end of the leg 1-4; a cavity is arranged inside the fuselage compartment 4, and an electronic control component 5 is installed inside the cavity. A cover is arranged on the upper part of the fuselage compartment 4 in a detachable manner; the electronic control component 5 includes a control board and a control switch, and a slot is also arranged on the fuselage compartment 4, and the control switch extends out of the fuselage compartment 4 from the slot; a cavity is arranged inside the battery compartment 3, and four batteries are installed inside the cavity. Four slots are arranged on the inner side surface of the battery compartment 3, and the connecting wires of the batteries extend out from the slots and are connected to the fuselage compartment 4; a first quick lock 8 and a second quick lock 9 are also included. The fuselage compartment 4 is connected to the main frame 1 through the first quick lock 8, and the battery compartment 3 is connected to the main frame 1 through the second quick lock 9; the first quick lock 8 includes a first lock head 8-1 and a first lock seat 8-3. The first lock head 8-1 is fixedly installed on the side surface of the lower connecting frame 2, and the first lock seat 8-3 is fixedly installed on the side surface of the main frame 1. A first lock block 8-4 is hinged on the first lock seat 8-3, and a first lock ring 8-2 adapted to the first lock head 8-1 is hinged on the first lock block 8-4; the second quick lock 9 includes a second lock head 9-1 and a second lock seat. The second lock head 9-1 is fixedly connected to the battery compartment 3, and the second lock seat is fixedly installed on the main frame 1. A second lock block 9-4 is hinged on the second lock seat, and a second lock rod 9-3 is hinged on the second lock block 9-4. A spring 9-5 is arranged outside the second lock rod 9-3, and a limiting head A for abutting against the spring 9-5 is arranged at the end of the second lock rod 9-3. A second pull rod 9-2 is also arranged inside the spring 9-5, and a limiting head B for abutting against the spring 9-5 is arranged at the lower end of the second pull rod 9-2. The other end of the second pull rod 9-2 is provided with a second lock rod 9-3 adapted to the second lock head 9-1; a GPS component and an RTK component are also installed on the main frame 1; a folding seat 6 is installed on the main frame 1, and the folding seat 6 includes a base 6-1 and a connecting seat 6-6. The base 6-1 is fixedly installed on the main frame 1. A first slot 6-2 and a second slot 6-3 are arranged on the side surface of the base 6-1. The first slot 6-2 is an L-shaped structure, and the second slot 6-3 is an arc-shaped structure. One-word slot-like structures are arranged at both ends of the second slot 6-3, and the two one-word slot-like structures are arranged along the vertical direction and the horizontal direction respectively;The lower part of the connecting seat 6-6 is provided with a first pin shaft 6-4 and a second pin shaft 6-5. The first pin shaft 6-4 is located within the first slotted opening 6-2, and the second pin shaft 6-5 is located within the second slotted opening 6-3. The reinforcing ribs 1-2 are arranged in a grid pattern, and the ends of the reinforcing ribs 1-2 are fixedly connected to the square tubes that make up the flat frame 1-1.

[0030] The embodiments of the present utility model are as follows:

[0031] A modular drone for quick assembly, comprising a main frame 1 and a lower connecting frame 2. The lower connecting frame 2 is disposed below the main frame 1 in a detachable manner. A limit seat 1-6 is provided at the lower part of the main frame 1. The limit seat 1-6 is provided with a rectangular groove-like structure and is adapted to the lower connecting frame 2 to facilitate the connection between the main frame 1 and the lower connecting frame 2. Hook and other structures are provided on the lower connecting frame 2, and other devices such as a bomb bay and a cargo bay can be conveniently connected through the lower connecting frame 2, facilitating use.

[0032] The main frame 1 includes a flat frame 1-1. The flat frame 1-1 is connected by square tubes to form a frame structure. A number of reinforcing ribs 1-2 are provided inside the flat frame 1-1. The reinforcing ribs 1-2 are arranged in a grid pattern, and the ends of the reinforcing ribs 1-2 are fixedly connected to the square tubes that make up the flat frame 1-1, achieving the effect of strengthening the structural strength and also being able to support the fuselage compartment 4. Four leg frames 1-3 are fixedly connected to the lower end of the flat frame 1-1. The lower ends of the leg frames 1-3 are all fixedly connected with legs 1-4. The leg frames 1-3 and the legs 1-4 are also connected by square tubes. A universal wheel 1-8 is connected to the lower end of the leg 1-4.

[0033] An arm seat 1-7 is provided on the side of the main frame 1. The arm is connected through the arm seat 1-7. The arm can be folded so that the arm is received on the side of the main frame. A triangular rib 1-5 is provided between the main frame and the arm seat 1-7, which can play a role in strengthening the connection strength between the two.

[0034] The fuselage cabin 4 is connected to the main frame 1 through the first quick-lock member 8. There are 6 first quick-lock members 8, which are divided into two groups and are respectively arranged on both sides of the main frame 1. The first quick-lock member 8 includes a first lock head 8-1 and a first lock seat 8-3. The first lock head 8-1 is fixedly installed on the side of the lower connecting frame 2, and a hook-shaped structure is provided on its side. The first lock seat 8-3 is fixedly installed on the side of the main frame 1. A first lock block 8-4 is hinged on the first lock seat 8-3. A first lock ring 8-2 adapted to the first lock head 8-1 is hinged on the first lock block 8-4. At the same time, a lock ring is provided on the upper part of the first lock seat 8-3, and a matching notch is provided on the first lock block 8-4. When the first lock block 8-4 rotates, the first lock ring 8-2 will move downward. At this time, the first lock ring 8-2 is placed into the hook-shaped structure of the first lock head 8-1, and then the first lock block 8-4 is rotated in the opposite direction again. At this time, the first lock ring 8-2 will move upward until the lock ring moves into the notch, and then it can be locked with a lock.

[0035] There are two battery compartments 3 in total. Each battery compartment 3 is connected to the main frame 1 through four second quick-lock members 9. The second quick-lock member 9 includes a second lock head 9-1 and a second lock seat. The second lock head 9-1 is fixedly connected to the battery compartment 3. A hook-shaped structure is provided on one side of the second lock head 9-1. The second lock seat is fixedly installed on the main frame 1. A second lock block 9-4 is hinged on the second lock seat. A second lock rod 9-3 is hinged on the second lock block 9-4. A spring 9-5 is provided outside the second lock rod 9-3. A limit head A for resisting the spring 9-5 is provided at the end of the second lock rod 9-3. A second pull rod 9-2 is also provided inside the spring 9-5. A limit head B for resisting the spring 9-5 is provided at the lower end of the second pull rod 9-2. The other end of the second pull rod 9-2 is provided with a second lock rod 9-3 adapted to the second lock head 9-1. When the second lock block 9-4 rotates, the second lock rod 9-3 will move upward. At this time, the spring 9-5 and the second pull rod 9-2 will be driven to move upward. At this time, the second lock rod 9-3 is placed into the hook-shaped structure of the second lock head 9-1, and then the second lock block 9-4 is rotated in the opposite direction again. At this time, the second lock rod 9-3 will drive the spring 9-5 and the second pull rod 9-2 to move downward, and then it can be locked with a lock. At the same time, the limit head A and the limit head B will compress the spring 9-5, so that the battery compartment 3 is firmly installed on the main frame 1.

[0036] The fuselage cabin 4 is arranged in the middle of the main frame 1. A cavity is arranged inside the fuselage cabin 4, and an electronic control component 5 is installed inside the cavity. The upper part of the fuselage cabin 4 is provided with a cover in a detachable manner; the electronic control component 5 includes a control board and a control switch. A panel is arranged on the side of the fuselage cabin 4, and a slot is also arranged on the panel. The control switch extends out of the fuselage cabin 4 through the slot. At the same time, a socket is also arranged on the panel, and the socket is electrically connected to the control board.

[0037] At both ends of the main frame 1, there are battery compartments 3. Inside the battery compartment 3, there is a cavity. Four batteries are installed inside the cavity. On the inner side of the battery compartment 3, there are four slots. The connecting wires of the batteries extend out from the slots and are connected to the sockets on the panel. On the side of the battery compartment 3, there is a handle for easily lifting the battery compartment 3.

[0038] On the side of the main frame 1, several arms 10 are detachably arranged. At the end of the arm 10, a motor 11 and a propeller 12 are installed.

[0039] On the main frame 1, a GPS component, a camera 7 and an RTK component are also installed. The GPS component, the camera 7 and the RTK component are all electrically connected to the control board.

[0040] On the main frame 1, a folding seat 6 is installed. The folding seat 6 is used to install the external components of the drone. The folding seat 6 includes a base 6-1 and a connecting seat 6-6. The base 6-1 is fixedly installed on the main frame 1. On the side of the base 6-1, there are a first slot 6-2 and a second slot 6-3. The first slot 6-2 is an L-shaped structure. The second slot 6-3 is an arc-shaped structure. At both ends of the second slot 6-3, there are one-shaped slot structures. The two one-shaped slot structures are arranged along the vertical direction and the horizontal direction respectively. At the lower part of the connecting seat 6-6, there is a first pin shaft 6-4 and a second pin shaft 6-5. The first pin shaft 6-4 is located in the first slot 6-2. The second pin shaft 6-5 is located in the second slot 6-3. The horizontal slots and vertical slots of the first slot 6-2 and the second slot 6-3 are respectively on the same straight line.

[0041] When the connecting seat 6-6 is lifted upward, the first pin shaft 6-4 and the second pin shaft 6-5 will move simultaneously in the first slot 6-2 and the second slot 6-3 and move to the ends at the same time. At this time, with the first pin shaft 6-4 as the rotation axis, the connecting seat 6-6 is rotated. The second pin shaft 6-5 moves 90 degrees in the arc-shaped slot of the second slot 6-3. Then the connecting seat 6-6 is moved horizontally. The first pin shaft 6-4 and the second pin shaft 6-5 will move simultaneously in the first slot 6-2 and the second slot 6-3 and move to the other end at the same time and get stuck. In this way, the position of the connecting seat 6-6 can be converted, and it can be converted between the horizontal position and the vertical position.

[0042] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A modular drone for rapid assembly, characterized in that: It includes a main frame and a lower connecting frame, and the lower connecting frame is arranged below the main frame in a detachable manner; a fuselage compartment is arranged in the middle of the main frame, battery compartments are arranged at both ends of the main frame, and several arms are arranged on the side of the main frame in a detachable manner, and a motor and a propeller are installed at the end of the arm.

2. The quickly assembled modular drone according to claim 1, wherein: The main frame includes a flat frame, and the flat frame is connected by square tubes. Several reinforcing ribs are arranged inside the flat frame. Four leg frames are fixedly connected to the lower end of the flat frame, legs are fixedly connected to the lower ends of the leg frames, and universal wheels are connected to the lower ends of the legs.

3. The quickly assembled modular drone according to claim 1, characterized in that: A cavity is arranged inside the fuselage compartment, and an electronic control component is installed inside the cavity. A cover is arranged on the upper part of the fuselage compartment in a detachable manner; The electronic control component includes a control board and a control switch. A slot is also arranged on the fuselage compartment, and the control switch extends out of the fuselage compartment from the slot.

4. The quickly assembled modular drone according to claim 1, wherein: A cavity is arranged inside the battery compartment, and four batteries are installed inside the cavity. Four slots are arranged on the inner side surface of the battery compartment, and the connection wires of the batteries extend out from the slots and are connected to the fuselage compartment.

5. The quickly assembled modular drone according to claim 1, wherein: It also includes a first quick lock and a second quick lock. The fuselage compartment is connected to the main frame through the first quick lock, and the battery compartment is connected to the main frame through the second quick lock.

6. The quickly assembled modular drone according to claim 5, characterized in that: The first quick lock includes a first lock head and a first lock seat. The first lock head is fixedly installed on the side surface of the lower connecting frame, the first lock seat is fixedly installed on the side surface of the main frame, a first lock block is hinged on the first lock seat, and a first lock ring adapted to the first lock head is hinged on the first lock block.

7. The quickly assembled modular drone according to claim 5, characterized in that: The second quick lock includes a second lock head and a second lock seat. The second lock head is fixedly connected to the battery compartment, the second lock seat is fixedly installed on the main frame, a second lock block is hinged on the second lock seat, a second lock rod is hinged on the second lock block, a spring is arranged outside the second lock rod, a limiting head A for resisting the spring is arranged at the end of the second lock rod, a second pull rod is also arranged inside the spring, a limiting head B for resisting the spring is arranged at the lower end of the second pull rod, and a second lock rod adapted to the second lock head is arranged at the other end of the second pull rod.

8. The quickly assembled modular drone according to claim 1, wherein: A GPS component and an RTK component are also installed on the main frame.

9. The quickly assembled modular drone according to claim 1, characterized in that: A folding seat is installed on the main frame. The folding seat includes a base and a connecting seat. The base is fixedly installed on the main frame. A first slot and a second slot are arranged on the side surface of the base. The first slot is in an L-shaped structure, the second slot is in an arc-shaped structure, and two linear slot-like structures are arranged at both ends of the second slot, and the two linear slot-like structures are arranged along the vertical direction and the horizontal direction respectively; A first pin shaft and a second pin shaft are arranged at the lower part of the connecting seat. The first pin shaft is located in the first slot, and the second pin shaft is located in the second slot.

10. The quickly assembled modular drone according to claim 2, characterized in that: The reinforcing ribs are arranged in a grid pattern, and the ends of the reinforcing ribs are fixedly connected to the square tubes forming the flat frame.

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