CN112874766A

CN112874766A - Unmanned aerial vehicle and unmanned aerial vehicle group

Info

Publication number: CN112874766A
Application number: CN202110388732.2A
Authority: CN
Inventors: 江启峰; 徐万芳; 黄鹏; 杨宗洁; 王佳雯; 何德誉; 李秋实; 何太碧
Original assignee: Sichuan Xihua Technology Zone Management Co ltd; Xihua University
Current assignee: Sichuan Xihua Technology Zone Management Co ltd; Xihua University
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-06-01

Abstract

The invention provides an unmanned aerial vehicle and an unmanned aerial vehicle group, and relates to the technical field of unmanned aerial vehicles. The UAV includes a casing, a power unit, a propeller, a charging unit and a communication unit. The casing is in the form of a hollow cylinder. The propeller and the power unit are arranged in the casing. The surface is used to connect with the carrying platform to realize charging, and the communication unit is used to communicate with the carrying platform to receive and transmit signals. The UAV is simple in structure, small in size, more flexible in flight, easy to charge, and prolongs operating time and cruising range. By communicating with the onboard platform, it helps multiple machines to assist in completing complex tasks efficiently.

Description

Unmanned aerial vehicle and unmanned aerial vehicle group

Technical Field

The invention relates to the field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle and an unmanned aerial vehicle group.

Background

The existing unmanned aerial vehicle mostly operates as a single machine, is not beneficial to long-distance flight, is limited in operation range, has a single interaction process, and cannot exert sufficient advantages in some emergency rescue tasks. In recent years, natural disasters such as flood, earthquake, landslide and forest fire occur in many areas, the life and property safety of people is seriously threatened, and a trend that multiple unmanned aerial vehicles carry heterogeneous devices to cooperate with each other to complete complex tasks is formed.

Disclosure of Invention

The invention aims to provide an unmanned aerial vehicle and an unmanned aerial vehicle group, which can prolong the endurance mileage, have small volume, can move along with other carrying platforms, can realize interactive communication with the carrying platforms and efficiently complete complex tasks.

Embodiments of the invention may be implemented as follows:

in a first aspect, the invention provides an unmanned aerial vehicle, which comprises a casing, a power unit, a propeller, a charging unit and a communication unit, wherein the casing is in a hollow cylinder shape, the propeller and the power unit are arranged in the casing, the power unit is in transmission connection with the propeller, the charging unit is arranged on the surface of the casing and is used for being connected with a carrying platform to realize charging, and the communication unit is used for being in communication connection with the carrying platform to receive and transmit signals.

In an optional embodiment, the charging unit includes a charging coil, the charging coil is disposed at an end of the housing, the end of the housing is provided with a charging contact, and the charging coil is electrically connected to the charging contact.

In an alternative embodiment, a mounting frame is arranged at one end of the casing, which is far away from the charging coil, and the power unit is arranged on the mounting frame.

In an optional embodiment, the power unit includes a driver and a transmission shaft, the driver is connected with the transmission shaft, and the propeller is sleeved on the transmission shaft.

In an alternative embodiment, the propeller includes a first blade and a second blade, the first blade and the second blade are spaced apart from each other in the axial direction of the transmission shaft, and the first blade and the second blade are disposed in a staggered manner.

In an alternative embodiment, the communication unit comprises a 5G chip, the 5G chip being mounted at an end of the drive shaft remote from the driver.

In an optional embodiment, the communication unit further includes a signal booster communicatively connected to the 5G chip for boosting the network signal.

In an alternative embodiment, the signal booster is mounted on a surface of the housing.

In an optional embodiment, the mobile terminal further comprises a camera, and the camera is arranged on the housing.

In a second aspect, the present invention provides an unmanned aerial vehicle group, comprising a plurality of unmanned aerial vehicles as described in any one of the preceding embodiments, and a mounting platform for mounting the unmanned aerial vehicles and for charging the unmanned aerial vehicles, wherein the unmanned aerial vehicles are in communication connection with the mounting platform.

The beneficial effects of the embodiment of the invention include, for example:

the unmanned aerial vehicle provided by the embodiment of the invention has the advantages that the shell is in a hollow cylinder shape, the weight is light, the flying efficiency is high, and the energy consumption is low. The propeller and the power unit are arranged in the shell, so that the structure is compact, the size is small, and the occupied space is small. The charging unit can be used for being connected with other carrying platforms to realize charging, can supplement electric quantity in time, prolongs the endurance mileage and is favorable for executing long-distance operation tasks. The communication unit is used for being in communication connection with the carrying platform, signal interaction is achieved, multi-machine cooperation is facilitated, complex tasks are completed, and task execution efficiency is high.

The unmanned aerial vehicle group comprises the carrying platform and the plurality of unmanned aerial vehicles, the unmanned aerial vehicles can be arranged on the carrying platform and move along with the carrying platform, meanwhile, the carrying platform can charge the unmanned aerial vehicles, the electric quantity is supplemented in time, and the flight time of the unmanned aerial vehicles is prolonged. The carrying platform and the unmanned aerial vehicle can establish communication, signal interaction is achieved, and tasks are efficiently completed through multi-machine cooperation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a first view angle of an unmanned aerial vehicle according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second view angle of the unmanned aerial vehicle according to the embodiment of the present invention;

fig. 3 is an exploded schematic view of an unmanned aerial vehicle according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an unmanned aerial vehicle group according to an embodiment of the present invention.

Icon: 100-unmanned aerial vehicle; 110-a housing; 111-a mounting frame; 113-a support arm; 120-a power unit; 121-a driver; 123-a transmission shaft; 130-a propeller; 131-a first blade; 133-a second paddle; 140-a charging unit; 150-a communication unit; 200-a drone group; 210-a mounting platform.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

The cooperation of multiple drones 100 has become a main research field of the present drone 100, and the tendency of multiple drones 100 to carry heterogeneous devices to cooperate with each other to complete complex tasks has been. In recent years, natural disasters such as flood, earthquake, landslide, forest fire and the like occur in many areas, and the safety of lives and properties of people is seriously threatened. Therefore, it is necessary to construct a group of drones 200 capable of efficiently performing rescue tasks to complete complex tasks in a shorter time and reduce economic loss.

Referring to fig. 1 and fig. 2, the present embodiment provides an unmanned aerial vehicle 100, including a housing 110, a power unit 120, a propeller 130, a charging unit 140, and a communication unit 150, where the housing 110 is a hollow cylinder, the propeller 130 and the power unit 120 are disposed in the housing 110, the power unit 120 is in transmission connection with the propeller 130, the charging unit 140 is disposed on a surface of the housing 110, and is used for being connected with a carrying platform 210 to implement charging, and the communication unit 150 is used for being in communication connection with the carrying platform 210 to receive and transmit signals. This unmanned aerial vehicle 100's casing 110 is the hollow cylinder type, and the quality is light, and flight efficiency is high, and the energy consumption is low. The propeller 130 and the power unit 120 are disposed in the casing 110, and have a compact structure, a small volume, and a small occupied space. The charging unit 140 can be used for being connected with other carrying platforms 210 to realize charging, so that electric quantity can be supplemented in time, the endurance mileage is prolonged, and long-distance operation tasks can be executed. The communication unit 150 is used for being in communication connection with the carrying platform 210, so that signal interaction is realized, multi-machine cooperation is facilitated, complex tasks are completed, the task execution efficiency is higher, and the method is suitable for scenes needing rescue, such as earthquakes, fires, seas, forests and the like, and can also be applied to other industries, such as fields of routing inspection, aerial photography, urban and rural planning and the like.

Referring to fig. 3, optionally, the charging unit 140 includes a charging coil (not shown), the charging coil is disposed at an end of the housing 110, a charging contact is disposed at an end of the housing 110, and the charging coil is electrically connected to the charging contact. The charging unit 140 is configured to be connected to a charging device on the mounting platform 210 to implement wireless charging. Optionally, be equipped with magnetism on this charging unit 140 and inhale the piece, inhale the piece through magnetism and adsorb on carrying platform 210, carry platform 210 charges for unmanned aerial vehicle 100, reaches the purpose that unmanned aerial vehicle 100's electric quantity in time supplyed to length and continuation of the journey mileage when extension unmanned aerial vehicle 100's operation.

In this embodiment, the casing 110 includes but is not limited to aluminum or carbon fiber, and materials like aluminum or carbon fiber have the advantages of high strength, high rigidity, and light weight. Casing 110 is the hollow cylinder type, and the conch wall of casing 110 is the fretwork form, has further alleviateed unmanned aerial vehicle 100's whole weight, and the energy consumption is lower, and flight efficiency is higher.

The one end that casing 110 kept away from the charging coil is equipped with mounting bracket 111, and power unit 120 sets up on mounting bracket 111, and mounting bracket 111 is used for playing the supporting role to power unit 120. The mounting bracket 111 and the casing 110 may be welded, riveted, screwed, bolted, or clamped, and the like, and is not limited in this respect. Of course, the mounting bracket 111 and the housing 110 may be integrally formed. The mounting rack 111 comprises three support arms 113, the three support arms 113 are respectively connected to the machine shell 110, the three support arms 113 are arranged at an angle of 120 degrees in a pairwise manner, and stress is more uniform.

The power unit 120 comprises a driver 121 and a transmission shaft 123, the driver 121 is connected with the transmission shaft 123, and the propeller 130 is sleeved on the transmission shaft 123. The driver 121 includes, but is not limited to, a motor, the motor is fixedly mounted on the mounting frame 111, an output shaft of the motor is coaxially connected to the transmission shaft 123, of course, in order to adjust the rotation speed of the motor, the motor may be connected to a frequency converter, or a speed reducer is disposed between the motor and the transmission shaft 123, so as to control the rotation speed of the transmission shaft 123. The propeller 130 is sleeved on the transmission shaft 123, the motor drives the transmission shaft 123 to rotate, the propeller 130 rotates along with the transmission shaft 123, and the propeller 130 rotates to provide flying power for the unmanned aerial vehicle 100.

Optionally, the propeller 130 includes a first blade 131 and a second blade 133, the first blade 131 and the second blade 133 are spaced apart from each other along the axial direction of the transmission shaft 123, and the first blade 131 and the second blade 133 are disposed in a staggered manner. Unmanned aerial vehicle 100 in this embodiment adopts upper and lower double-bladed setting, and power is more sufficient. First paddle 131 and second paddle 133 dislocation set, at rotation in-process mutual noninterference, the spiral air current that first paddle 131 and second paddle 133 produced promotes each other, is favorable to increasing unmanned aerial vehicle 100's lift, and power is stronger, and the energy consumption is lower.

The communication unit 150 includes a 5G chip and a signal booster, the 5G chip being mounted on an end of the drive shaft 123 remote from the driver 121. The 5G chip is used for forming a local area network with the carrying platform 210, establishing network communication and realizing signal interaction. The signal enhancer is in signal connection with the 5G chip and used for enhancing network signals, so that a network established between the carrying platform 210 and the unmanned aerial vehicle 100 is more stable, and signal transmission is more timely and accurate in colleges and universities. Optionally, the signal booster is mounted on a surface of the housing 110, including but not limited to a top surface, a bottom surface, or a side surface of the housing 110, to avoid signal blocking. Of course, the present invention is not limited thereto, and in other alternative embodiments, the signal booster may be mounted on the inner wall of the housing 110, which is not limited herein. In this embodiment, the signal booster is mounted on a mounting bracket 111 at the bottom of the housing 110.

In addition, the drone 100 also includes a plug-in system, including but not limited to a drone 100 formation network route, an interface node control computing unit, an infrared thermal imaging cradle head, a camera, and a beidou communication navigation chip. The unmanned aerial vehicle 100 formation network route is used as an interface for establishing network communication between the unmanned aerial vehicle 100 and the carrying platform 210, the unmanned aerial vehicle 100 formation network route is connected with the 5G chip, and the interface node control calculation unit is connected with the unmanned aerial vehicle 100 formation network route and used for calculating and processing transmission signals. The Beidou communication navigation chip is installed on the casing 110, and is mainly used for navigation and positioning and sending position signals to the carrying platform 210. The camera is disposed on the housing 110 for photographing. Optionally, an infrared thermal imaging cradle head is installed on the casing 110, the camera is installed on the infrared thermal imaging cradle head, and the shooting angle of the camera can be adjusted by the infrared thermal imaging cradle head, so that data acquisition is richer and more accurate. The data signals collected by the cameras are transmitted to the carrying platform 210 through the unmanned aerial vehicle 100 formation network routing and interface node control computing unit in the coverage range of the 5G network.

Referring to fig. 4, an embodiment of the present invention further provides a drone swarm 200, including a mounting platform 210 and a plurality of drones 100 as in any one of the foregoing embodiments, where the mounting platform 210 is used to mount the drone 100 and can be used to charge the drone 100, and the drone 100 is in communication connection with the mounting platform 210. Unmanned aerial vehicle 100 in this embodiment is because small, and the quality is light, and a plurality of unmanned aerial vehicle 100 can carry on platform 210 simultaneously, carries on platform 210 and removes and can drive a plurality of unmanned aerial vehicle 100 simultaneously and remove together, in time takes unmanned aerial vehicle 100 to appointed operation position. When unmanned aerial vehicle 100 carries on platform 210, carry on platform 210 and can also carry out wireless charging to unmanned aerial vehicle 100, in time for unmanned aerial vehicle 100 supplements the electric quantity, provides sufficient electric quantity for the follow-up flight operation of unmanned aerial vehicle 100. After the unmanned aerial vehicle 100 reaches the designated operation position along with the carrying platform 210, the unmanned aerial vehicle 100 can be separated from the carrying platform 210, and a plurality of unmanned aerial vehicles 100 radiate around the carrying platform 210 as the center and execute tasks within a certain distance range from the carrying platform 210, including but not limited to search and rescue, aerial photography, routing inspection, positioning or other tasks. It should be appreciated that the distance between the drone 100 and the dock 210 is within the 5G network coverage emitted by the dock 210, i.e., the drone 100 and the dock 210 always maintain network communication.

Optionally, a 5G base station is provided on the mounting platform 210, and is configured to send out a 5G network, where the 5G network may cover a certain range including the mounting platform 210, and a 5G chip installed on each drone 100 is configured to receive the 5G network, and networking is performed between multiple drones 100 and between each drone 100 and the mounting platform 210, so as to maintain stable network communication. The bottom of the mounting platform 210 is provided with a plurality of mounting areas, and each mounting area is used for mounting one unmanned aerial vehicle 100. All be equipped with the module of charging in every arrangement area, when unmanned aerial vehicle 100 carries on in arrangement area, the module of charging can charge unmanned aerial vehicle 100, and its charging methods include but not limited to wireless charging or contact electricity connection charge, do not do the specific limitation here.

According to the present embodiment, the operation principle of the drone 100 and the drone group 200 is as follows:

this unmanned aerial vehicle 100 and unmanned aerial vehicle group 200 can use at rescue at sea, forest rescue, fire disaster or earthquake rescue scene etc, carry on platform 210 with a plurality of unmanned aerial vehicle 100 earlier and carry on to preset position, if rescue center, unmanned aerial vehicle 100 flies to carry on platform 210 immediately, it comes to radiate to the surrounding as the center to carry on platform 210, carry on platform 210 certain distance's within range execution rescue task apart from, unmanned aerial vehicle 100 carries on platform 210's 5G network coverage within range execution task, ensure that the network is stable unobstructed, unmanned aerial vehicle 100 can utilize the 5G chip to carry out the ground signal device and search, after finding the target, shoot through the camera, utilize big dipper communication navigation chip to send the accurate position of target to carrying on platform 210. When unmanned aerial vehicle 100 is not enough at the executive task in-process electric quantity, can in time return and carry on platform 210, carry on platform 210 and can carry out wireless charging for unmanned aerial vehicle 100, in time supply the electric quantity, prolong unmanned aerial vehicle 100's activity duration and continuation of the journey mileage to improve task execution efficiency.

In summary, the embodiment of the present invention provides an unmanned aerial vehicle 100 and an unmanned aerial vehicle group 200, which have the following beneficial effects:

the unmanned aerial vehicle 100 that this embodiment provided simple structure, small, the quality is light, flight control is nimble, and unmanned aerial vehicle 100 can carry out the task alone, also can cooperate to carry on platform 210 and realize multimachine cooperative operation, can establish 5G communication network between unmanned aerial vehicle 100 and the carrying on platform 210 and between a plurality of unmanned aerial vehicle 100, realizes the interaction and the transmission of signal, and the network is stable, and transmission efficiency is high. The unmanned aerial vehicle 100 can supplement electric quantity in time in the task execution process so as to prolong the operation time and the endurance mileage, thereby improving the operation efficiency. Through the unmanned aerial vehicle 100 and the unmanned aerial vehicle group 200 that this embodiment provided, can accomplish complicated flight task high-efficiently, in time, realize multimachine cooperative operation, have wide market prospect in civilian rescue field.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides an unmanned aerial vehicle, its characterized in that includes casing, power pack, screw, charging unit and communication unit, the casing is the cavity section of thick bamboo type, the screw with power pack locates in the casing, power pack with the screw transmission is connected, charging unit locates the surface of casing for be connected with the lift-launch platform and realize charging, communication unit be used for with lift-launch platform communication connection to receive and transmit signal.

2. The unmanned aerial vehicle of claim 1, wherein the charging unit comprises a charging coil, the charging coil is disposed at an end of the housing, a charging contact is disposed at an end of the housing, and the charging coil is electrically connected with the charging contact.

3. The unmanned aerial vehicle of claim 2, wherein an end of the housing remote from the charging coil is provided with a mounting bracket, and the power unit is disposed on the mounting bracket.

4. The drone of claim 1, wherein the power unit includes a driver and a drive shaft, the driver being connected to the drive shaft, the propeller fitting over the drive shaft.

5. The drone of claim 4, wherein the propeller includes a first blade and a second blade, the first blade and the second blade being spaced apart axially along the drive shaft, and the first blade being offset from the second blade.

6. The drone of claim 4, wherein the communication unit includes a 5G chip, the 5G chip being mounted at an end of the drive shaft distal from the driver.

7. The drone of claim 6, wherein the communication unit further comprises a signal booster communicatively coupled to the 5G chip for boosting network signals.

8. The drone of claim 7, wherein the signal booster is mounted on the housing surface.

9. A drone according to any one of claims 1 to 8, further comprising a camera, the camera being provided on the housing.

10. An unmanned aerial vehicle cluster, comprising a plurality of unmanned aerial vehicles of any of claims 1-9 and a mounting platform for mounting the unmanned aerial vehicles and operable to charge the unmanned aerial vehicles, the unmanned aerial vehicles being communicatively coupled to the mounting platform.