Unmanned aerial vehicle air battery replacement flying platform

Abstract

The invention relates to an unmanned aerial vehicle air battery replacement flight platform which comprises a flight platform body, a battery replacement conveying belt, a return flight conveying belt, a battery replacement assembly and a material moving assembly. A battery replacing space is formed in the flying platform body, and an inlet and an outlet which are communicated with the battery replacing space are formed in the side wall of the flying platform body; the battery replacement conveying belt is arranged in the battery replacement space; the return conveyor belt is arranged in the battery replacement space; the battery replacing assembly is arranged in the battery replacing space; the material moving assembly is installed in the battery replacing space and provided with a material moving end. The unmanned aerial vehicle group can fly into the battery replacing conveying belt in sequence, the multiple unmanned aerial vehicles can be conveyed to the position close to the battery replacing assembly in sequence along with conveying of the battery replacing conveying belt, the unmanned aerial vehicles are carried to the battery replacing assembly through the material moving assembly, and after the battery replacing assembly completes battery replacing of the unmanned aerial vehicles, the unmanned aerial vehicles are carried to the homeward voyage conveying belt through the material moving assembly; along with conveying of the return flight conveying belt, the unmanned aerial vehicle after battery replacement is moved out of the flight platform body and can continue to execute tasks.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of unmanned aerial vehicles, and particularly relates to an unmanned aerial vehicle air battery replacement flight platform. BACKGROUND

[0002] An unmanned aerial vehicle is driven by a battery, and the endurance time of the unmanned aerial vehicle is usually 20-45 minutes due to the small volume of the carried battery. In order to perform long-time continuous operation (such as logistics distribution, power inspection, and regional mapping), a battery replacement station can be used to replace the battery of the unmanned aerial vehicle.

[0003] For example, the application number CN202110814043.3 of the invention patent proposes a kind of air battery replacement long endurance unmanned aerial vehicle and its use method, wherein No. 1 unmanned aerial vehicle can simultaneously carry multiple groups of spare batteries and autonomously performs air battery replacement operation on No. 2 unmanned aerial vehicle, during the implementation of air battery replacement operation, No. 1 unmanned aerial vehicle and No. 2 unmanned aerial vehicle are tightly connected through air docking mechanism, the power supply connection interface of No. 1 unmanned aerial vehicle provides power to the payload of No. 2 unmanned aerial vehicle, so that the payload carried by No. 2 unmanned aerial vehicle can perform continuous operation, and air battery replacement operation realizes the air super-long endurance of No. 2 unmanned aerial vehicle.

[0004] However, for a group of unmanned aerial vehicles, multiple battery replacement unmanned aerial vehicles need to be equipped, and the battery replacement efficiency is low. SUMMARY

[0005] Therefore, it is necessary to provide an unmanned aerial vehicle air battery replacement flight platform to solve the problem that for a group of unmanned aerial vehicles, multiple battery replacement unmanned aerial vehicles need to be equipped, and the battery replacement efficiency is low.

[0006] The present application provides an unmanned aerial vehicle air battery replacement flight platform, which comprises a flight platform body, a battery replacement conveyor belt, a return conveyor belt, a battery replacement assembly and a material moving assembly. The flight platform body has a battery replacement space inside, and an inlet and an outlet communicating with the battery replacement space are formed in the side wall of the flight platform body. The battery replacement conveyor belt is built in the battery replacement space, and its feeding end is arranged through the inlet. The return conveyor belt is built in the battery replacement space, and its discharging end is arranged through the outlet. The battery replacement assembly is built in the battery replacement space, and is used for replacing the battery of the unmanned aerial vehicle. The material moving assembly is installed in the battery replacement space, and has a material moving end for carrying the unmanned aerial vehicle to flow between the battery replacement conveyor belt, the battery replacement assembly and the return conveyor belt.

[0007] Further, the battery replacing assembly comprises a transfer station and two battery replacing units, one of the battery replacing units, the transfer station and the other battery replacing unit are sequentially arranged along the direction of the battery replacing conveyor belt pointing to the direction of the returning conveyor belt, the transfer station has a rotating end for supporting the UAV to adjust the battery of the UAV to face any one of the battery replacing units, the battery replacing unit is used for disassembling or locking the anti-loose screw on the UAV to unlock or lock the battery, and the battery replacing unit can also be used for transferring the battery.

[0008] Further, the transfer station comprises a base and a first rotating table, the base is fixedly arranged in the flight platform body, and the bottom of the first rotating table is rotationally connected with the top of the base.

[0009] Further, the battery replacing unit comprises a sliding seat, a second rotating table, a screw disassembling unit and a suction accessory, the sliding seat is slidingly connected with the flight platform body in the direction of approaching or moving away from the transfer station, the bottom of the second rotating table is rotationally connected with the top of the sliding seat, the screw disassembling unit and the suction accessory are installed on the top of the second rotating table, and the second rotating table can be rotated to a position where the screw disassembling unit or the suction accessory faces the UAV.

[0010] Further, the screw disassembling unit comprises a plurality of electric screwdrivers, the plurality of electric screwdrivers are arranged in parallel and can be rotated to positions where the plurality of electric screwdrivers face the anti-loose screws of the UAV.

[0011] Further, the suction accessory comprises a vacuum pump, a hose and a plurality of suction cups, the vacuum pump and the plurality of suction cups are fixedly connected with the second rotating table, the vacuum pump is connected in communication with the plurality of suction cups through the hose, and the side of the plurality of suction cups away from the second rotating table is formed with vertically arranged suction surfaces.

[0012] Further, the battery replacing assembly further comprises two battery conveying belts, one of the battery conveying belts is arranged at a position between one of the battery replacing units and the battery replacing conveyor belt, and the other battery conveying belt is arranged at a position between the other battery replacing unit and the returning conveyor belt, one of the battery replacing units is used for placing the battery on the adjacent battery replacing conveyor belt, and the other battery replacing unit is used for grabbing the battery on the adjacent battery replacing conveyor belt.

[0013] Further, a plurality of storage assemblies are arranged on each of the battery conveying belts, and the plurality of storage assemblies are sequentially arranged along the length direction of the battery conveying belt, the plurality of storage assemblies on one of the battery conveying belts are used for collecting and storing the batteries on the battery conveying belt, and the plurality of storage assemblies on the other battery conveying belt are used for conveying the stored batteries to the battery conveying belt.

[0014] Further, the material storage assembly comprises a material storage rack, a lifting frame and a plurality of sets of support plates, the material storage rack is arranged across the battery conveying belt, the lifting frame is slidably connected with the material storage rack in the vertical direction, and a plurality of sets of the support plates are arranged on the lifting frame in the vertical direction, each set of the support plates comprises two support plates arranged oppositely on both sides of the battery conveying belt, and the distance between the two support plates in each set of the support plates is less than the length of the battery of the unmanned aerial vehicle.

[0015] Further, the material moving assembly comprises a guide rail and a material moving piece, the guide rail is fixedly arranged on the inner top wall of the flight platform body and arranged across the battery replacing conveying belt and the return conveying belt, the guide rail is located above the battery replacing assembly, the material moving piece is slidably connected with the guide rail, and the material moving piece has a material moving end which moves in the vertical direction and can grab the unmanned aerial vehicle.

[0016] Compared with the prior art, the flight platform body can follow the group of unmanned aerial vehicles to perform tasks, when the group of unmanned aerial vehicles needs to replace the batteries, the group of unmanned aerial vehicles can fly into the battery replacing conveying belt in sequence, with the conveying of the battery replacing conveying belt, a plurality of unmanned aerial vehicles can be conveyed to the position close to the battery replacing assembly in sequence, the material moving assembly carries the unmanned aerial vehicles to the battery replacing assembly, after the battery replacing assembly finishes replacing the batteries of the unmanned aerial vehicles, the material moving assembly carries the unmanned aerial vehicles to the return conveying belt, with the conveying of the return conveying belt, the unmanned aerial vehicles after the battery replacement move out of the flight platform body and can continue to perform tasks, the pipeline type battery replacing structure arranged in the flight platform body can provide the battery replacing service for the group of unmanned aerial vehicles, and the battery replacing efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 Fig. 1 is a top view of the overall schematic diagram of the unmanned aerial vehicle air battery replacing flight platform provided by the embodiment of the present application; Figure 2 Fig. 2 is a schematic diagram of the internal structure of the overall schematic diagram of the unmanned aerial vehicle air battery replacing flight platform provided by the embodiment of the present application; Figure 3 Fig. 3 is a schematic diagram of the structure of the battery replacing assembly in Fig. 1; Figure 2 Fig. 4 is a schematic diagram of the structure of the transfer station in Fig. 1; Figure 4 Figure 3 Fig. 5 is a schematic diagram of the structure of the battery replacing piece in Fig. 1; Figure 5 Fig. 6 is a schematic diagram of the structure of the battery replacing piece in Fig. 1; Figure 3 Fig. 7 is a working schematic diagram of the material storage assembly collecting and storing the batteries on the battery conveying belt in Fig. 1; Figure 6 Figure 2 Fig. 8 is a working schematic diagram of the material storage assembly placing the batteries on the battery conveying belt in Fig. 1. Figure 7 Fig. 9 is a working schematic diagram of the material storage assembly placing the batteries on the battery conveying belt in Fig. 1. Figure 2 ​​​DETAILED DESCRIPTION

[0018] The preferred embodiments of the present application will be described in detail with reference to the drawings, in which:

[0019] As shown in Figures 1-2 The unmanned aerial vehicle aerial battery replacement flight platform provided by the embodiment of the present application comprises a flight platform body 100, a battery replacement conveying belt 200, a return conveying belt 300, a battery replacement assembly 400, and a material moving assembly 500. The flight platform body 100 is internally provided with a battery replacement space, and the side wall of the flight platform body 100 is provided with an inlet and an outlet communicating with the battery replacement space. The battery replacement conveying belt 200 is internally arranged in the battery replacement space and has a feeding end penetrating through the inlet. The return conveying belt 300 is internally arranged in the battery replacement space and has a discharging end penetrating through the outlet. The battery replacement assembly 400 is internally arranged in the battery replacement space and is used for replacing the battery M2 of the unmanned aerial vehicle M. The material moving assembly 500 is installed in the battery replacement space and has a material moving end, which is used for carrying the unmanned aerial vehicle M to flow between the battery replacement conveying belt 200, the battery replacement assembly 400, and the return conveying belt 300.

[0020] In implementation, the flight platform body 100 can follow the unmanned aerial vehicle group to perform a task. When the unmanned aerial vehicle group needs to replace the battery M2, the unmanned aerial vehicle group can fly into the battery replacement conveying belt 200 in sequence. With the conveying of the battery replacement conveying belt 200, multiple unmanned aerial vehicles M can be conveyed to a position close to the battery replacement assembly 400 in sequence. The material moving assembly 500 carries the unmanned aerial vehicle M to the battery replacement assembly 400. After the battery replacement assembly 400 finishes replacing the battery of the unmanned aerial vehicle M, the material moving assembly 500 carries the unmanned aerial vehicle M to the return conveying belt 300. With the conveying of the return conveying belt 300, the unmanned aerial vehicle M after the battery replacement moves out of the flight platform body 100 and can continue to perform the task. The arrangement of the flow line type battery replacement structure in the flight platform body 100 can provide the battery replacement service for the unmanned aerial vehicle group, and the battery replacement efficiency is high.

[0021] The flight platform body 100 in the embodiment can adopt a fuel-powered aircraft, which has the advantage of long endurance. The flight platform body 100 is internally loaded with multiple batteries M2, which can provide the required power for the entire task process of the unmanned aerial vehicle group. The flight platform body 100 is internally provided with a battery replacement space, and the side wall of the flight platform body 100 is provided with an inlet and an outlet communicating with the battery replacement space.

[0022] The battery swapping conveyor belt 200 is built into the battery swapping space, with its inlet end passing through the inlet. Simultaneously, the return conveyor belt 300 is built into the battery swapping space, with its outlet end passing through the outlet. The battery swapping conveyor belt 200 and the return conveyor belt 300 facilitate the sequential movement of the drones awaiting battery swapping into the battery swapping space, while simultaneously enabling the sequential delivery of the swapped drones M to the outside of the flight platform body 100.

[0023] Understandably, in order to avoid the lack of a landing site affecting the battery swapping process, the flight platform body 100 in this embodiment can hover in the air throughout the battery swapping process to achieve in-flight battery swapping.

[0024] In this embodiment, the battery swapping component 400 is built into the battery swapping space and is used to replace the battery M2 of the drone M.

[0025] like Figure 3 As shown, in one embodiment, the battery swapping assembly 400 includes a transfer station 410 and two battery swapping components 420. One battery swapping component 420, the transfer station 410, and the other battery swapping component 420 are arranged sequentially along the battery swapping conveyor belt 200 in the direction of the return conveyor belt 300. The transfer station 410 has a rotating end for supporting the drone M, so as to adjust the battery M2 of the drone M to face any one of the battery swapping components 420. The battery swapping component 420 is used to disassemble or tighten the anti-detachment screw M3 on the drone M to unlock or lock the battery M2, and the battery swapping component 420 can also be used to transfer the battery M2.

[0026] like Figure 4 As shown, in this embodiment, the transfer platform 410 includes a base 411 and a first rotating platform 412. The base 411 is fixedly installed inside the flight platform body 100, and the bottom of the first rotating platform 412 is rotatably connected to the top of the base 411.

[0027] The first rotating platform 412 includes a rotating plate 412a, a rotating shaft 412b, a motor 412c, a first gear 412d, and a second gear 412e. The bottom of the rotating plate 412a is rotatably connected to the base 411 via the rotating shaft 412b. The motor 412c is mounted on the base 411. The first gear 412d is located on the output shaft of the motor 412c, and the second gear 412e is located on the rotating shaft 412b. The first gear 412d and the second gear 412e are meshed together. A replaceable drone M can be placed on the rotating plate 412a. The motor 412c can drive the rotating plate 412a to rotate, thereby adjusting the orientation of the drone M's battery M2.

[0028] The battery M2 of the UAV M can be aligned with one of the battery changing devices 420, which can loosen the anti-loosening screw M3 on the battery M2 of the UAV M, separate the anti-loosening screw M3 from the shell M1 at the bottom of the UAV M for mounting the battery M2, and remove the battery M2 through the battery changing device 420.

[0029] Meanwhile, the battery M2 of the UAV M can be aligned with the other battery changing device 420, which can grasp the full battery M2 and install the battery M2 into the shell M1 of the UAV M, and tighten the anti-loosening screw M3 to connect the anti-loosening screw M3 with the threaded hole of the shell M1, thereby completing the installation process of the battery M2.

[0030] As shown in Figure 5 In this embodiment, the battery changing device 420 includes a sliding seat 421, a second rotating table 422, a screw dismounting device 423, and a suction accessory 424. The sliding seat 421 is slidingly connected with the flight platform body 100 in a direction close to or away from the transfer table 410. The bottom of the second rotating table 422 is rotationally connected with the top of the sliding seat 421. The screw dismounting device 423 and the suction accessory 424 are installed on the top of the second rotating table 422. The second rotating table 422 can be rotated to a position where the screw dismounting device 423 or the suction accessory 424 is aligned with the UAV M.

[0031] The bottom of the sliding seat 421 can be slidingly connected with the inner bottom wall of the flight platform body 100 through a sliding block 421a, and the sliding seat 421 can be driven to move by a gas cylinder, an oil cylinder, or the like.

[0032] The second rotating table 422 can be implemented by the same structure as the first rotating table 412, and thus will not be described and illustrated in detail.

[0033] In one embodiment, the screw dismounting device 423 includes a plurality of electric screwdrivers, which are arranged in parallel and can be rotated to a position where the plurality of anti-loosening screws M3 of the UAV M are aligned with the second rotating table 422.

[0034] In one embodiment, the suction accessory 424 includes a vacuum pump 424a, a hose 424b, and a plurality of suction cups 424c. The vacuum pump 424a and the plurality of suction cups 424c are fixedly connected with the second rotating table 422. The vacuum pump 424a is connected in communication with the plurality of suction cups 424c via the hose 424b. The side of the plurality of suction cups 424c away from the second rotating table 422 is formed with a vertically arranged suction surface.

[0035] In other embodiments, the suction accessory 424 can also be implemented by mechanical clamping jaws, as long as it can grasp the battery M2.

[0036] In order to facilitate the transport of the disassembled battery M2 and the transport of the battery M2 to be installed to the position close to the battery replacement part 420, in an embodiment, the battery replacement assembly 400 further comprises two battery transport belts 430, one of which is arranged at a position between one of the battery replacement parts 420 and the battery replacement conveyor 200, and the other is arranged at a position between the other battery replacement part 420 and the return conveyor 300, wherein one of the battery replacement parts 420 is used to place the battery M2 on the adjacent battery replacement conveyor 200, and the other battery replacement part 420 is used to grab the battery M2 on the adjacent battery replacement conveyor 200.

[0037] In order to facilitate the storage of the disassembled battery M2 and the full state battery M2, in an embodiment, a plurality of storage assemblies 600 are further included, each of the battery transport belts 430 is provided with a plurality of storage assemblies 600, and the plurality of storage assemblies 600 are arranged in sequence along the length direction of the battery transport belt 430, wherein the plurality of storage assemblies 600 on one of the battery transport belts 430 are used to collect and store the battery M2 on the battery transport belt 430, and the plurality of storage assemblies 600 on the other battery transport belt 430 are used to transport the battery M2 stored thereon to the battery transport belt 430.

[0038] As shown in Figures 6-7 In the embodiment, the storage assembly 600 comprises a storage rack 610, a lifting frame 620 and a plurality of support plates 630, the storage rack 610 is arranged across the battery transport belt 430, the lifting frame 620 is slidably connected with the storage rack 610 in the vertical direction, and the plurality of support plates 630 are arranged in sequence on the lifting frame 620 in the vertical direction, each of the support plates 630 comprises two support plates 630 arranged opposite to the two sides of the battery transport belt 430, and the distance between the two support plates 630 in each support plate is less than the length of the battery M2 of the unmanned aerial vehicle M.

[0039] It can be understood that the lifting frame 620 described above can be driven to move in the vertical direction by a motor 412c screw structure, of course, an oil cylinder structure can also be used for driving.

[0040] The material moving assembly 500 in the embodiment comprises a guide rail 510 and a material moving part 520, the guide rail 510 is fixedly arranged on the inner top wall of the flight platform body 100 and crosses the battery replacement conveyor 200 and the return conveyor 300, the guide rail 510 is located above the battery replacement assembly 400, the material moving part 520 is slidably connected with the guide rail 510, and the material moving part 520 has a material moving end which moves in the vertical direction and can grab the unmanned aerial vehicle M.

[0041] In one embodiment, the material moving piece 520 comprises a sliding frame, a driving wheel, a lifting cylinder and a grabbing piece, the sliding frame is in sliding connection with the guide rail 510, the driving wheel is installed on the sliding frame and abuts against the sliding frame, through rotation of the driving wheel, friction force is generated between the driving wheel and the sliding frame, so as to drive the sliding frame to move on the guide rail 510, at the same time, the lifting cylinder is installed at the bottom of the sliding frame, the bottom of the lifting cylinder is connected with the grabbing piece, for driving the grabbing piece to move in the vertical direction.

[0042] It can be understood that the grabbing piece can adopt a suction type structure (such as the suction member 424 described above) or a mechanical clamp to be realized, which is a structure that can be thought of by those skilled in the art, and will not be described and explained too much here.

[0043] In order to further improve the battery replacement efficiency, the middle positions of the two sides of the flight platform body 100 are provided with inlets, and the two sides of the inlets are provided with outlets, at this time, the number of the battery replacement conveying belts 200 is two, the number of the return conveying belts 300 is four, and the number of the battery replacement assemblies 400 is four, so that the battery replacement process of four unmanned aerial vehicles M can be completed synchronously, and the battery replacement time of the unmanned aerial vehicle group is greatly shortened.

[0044] Compared with the prior art: the flight platform body 100 can follow the unmanned aerial vehicle group to perform a task, when the unmanned aerial vehicle group needs to replace the battery M2, the unmanned aerial vehicle group can fly into the battery replacement conveying belt 200 in sequence, with conveying of the battery replacement conveying belt 200, multiple unmanned aerial vehicles M can be conveyed to positions close to the battery replacement assembly 400 in sequence, the material moving assembly 500 carries the unmanned aerial vehicle M to the battery replacement assembly 400, after the battery replacement assembly 400 finishes replacing the battery of the unmanned aerial vehicle M, the material moving assembly 500 carries the unmanned aerial vehicle M to the return conveying belt 300, with conveying of the return conveying belt 300, the unmanned aerial vehicle M after battery replacement moves out of the flight platform body 100 and can continue to perform a task, the flow line type battery replacement structure arranged in the flight platform body 100 can provide battery replacement service for the unmanned aerial vehicle group, and the battery replacement efficiency is high.

[0045] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any change or replacement that can be easily thought of by those skilled in the art within the technical range disclosed by the present application should be covered in the protection scope of the present application.

Claims

1. An unmanned aerial vehicle air exchange flight platform, characterized in that, The application relates to a battery replacement device for unmanned aerial vehicles, which comprises the following parts: a flight platform body, which is internally provided with a battery replacement space, and the side wall of the flight platform body is provided with an inlet and an outlet which are connected with the battery replacement space; a battery replacement conveying belt which is internally arranged in the battery replacement space and the feeding end of which is arranged through the inlet; a return conveying belt which is internally arranged in the battery replacement space and the discharging end of which is arranged through the outlet; a battery replacement assembly which is internally arranged in the battery replacement space and is used for replacing the battery of the unmanned aerial vehicle; a material moving assembly which is arranged in the battery replacement space and is provided with a material moving end which is used for carrying the unmanned aerial vehicle between the battery replacement conveying belt, the battery replacement assembly and the return conveying belt. 2.The UAV air charging flight platform of claim 1, wherein, The battery replacement assembly comprises a transfer table and two battery replacement parts, wherein the two battery replacement parts, the transfer table and the other battery replacement part are sequentially arranged along the direction in which the battery replacement conveying belt points to the return conveying belt, the transfer table is provided with a rotating end which is used for supporting the unmanned aerial vehicle and is used for adjusting the battery of the unmanned aerial vehicle to face any one of the battery replacement parts, the battery replacement part is used for disassembling or locking the anti-loosening screw on the unmanned aerial vehicle to unlock or lock the battery, and the battery replacement part can also be used for transferring the battery. 3.The UAV air charging flight platform of claim 2, wherein, The transfer table comprises a base and a first rotating table, the base is fixedly arranged in the flight platform body, and the bottom of the first rotating table is rotationally connected with the top of the base. 4.The UAV airborne battery swapping flight platform of claim 2, wherein, The battery replacement part comprises a sliding seat, a second rotating table, a screw disassembling part and a suction accessory, the sliding seat is slidingly connected with the flight platform body along the direction in which the sliding seat approaches or is away from the transfer table, the bottom of the second rotating table is rotationally connected with the top of the sliding seat, the screw disassembling part and the suction accessory are arranged on the top of the second rotating table, and the second rotating table can be rotated to the position at which the screw disassembling part or the suction accessory faces the unmanned aerial vehicle. 5.The UAV air charging flight platform of claim 4, wherein, The screw disassembling part comprises a plurality of electric screwdrivers which are arranged in parallel and can be rotated to the position at which the electric screwdrivers face the anti-loosening screws of the unmanned aerial vehicle. 6.The UAV airborne battery swapping flight platform of claim 4, wherein, The suction accessory comprises a vacuum pump, a hose and a plurality of suction discs, the vacuum pump and the plurality of suction discs are fixedly connected with the second rotating table, the vacuum pump is connected with the plurality of suction discs in communication through the hose, and the side, away from the second rotating table, of the plurality of suction discs is provided with vertically arranged suction surfaces. 7.The UAV airborne battery swapping flight platform of claim 2, wherein, The battery replacement assembly further comprises two battery conveying belts, one of the battery conveying belts is arranged at the position between one of the battery replacement parts and the battery replacement conveying belt, and the other of the battery conveying belts is arranged at the position between the other of the battery replacement parts and the return conveying belt, one of the battery replacement parts is used for placing the battery on the adjacent battery replacement conveying belt, and the other of the battery replacement parts is used for grabbing the battery on the adjacent battery replacement conveying belt. 8.The UAV air charging flight platform of claim 7, wherein, The battery conveying belt further comprises a plurality of storage assemblies, each of the battery conveying belts is provided with a plurality of storage assemblies, the plurality of storage assemblies are sequentially arranged along the length direction of the battery conveying belt, the plurality of storage assemblies on one of the battery conveying belts are used to collect and store the batteries on the battery conveying belt, and the plurality of storage assemblies on the other of the battery conveying belts are used to convey the batteries stored thereon to the battery conveying belt. 9.The UAV air charging flight platform of claim 8, wherein, The storage assembly comprises a storage rack, a lifting frame and a plurality of groups of support plates, the storage rack is arranged across the battery conveying belt, the lifting frame is slidably connected with the storage rack in the vertical direction, and the plurality of groups of support plates are sequentially arranged on the lifting frame in the vertical direction. Each group of the support plates comprises two support plates oppositely arranged on both sides of the battery conveying belt, and the distance between the two support plates in each group of the support plates is less than the length of the battery of the unmanned aerial vehicle. 10.The UAV air charging flight platform of claim 9, wherein, The material moving assembly comprises a guide rail and a material moving piece, the guide rail is fixedly arranged on the inner top wall of the flight platform body and arranged across the battery replacing conveying belt and the return conveying belt, the guide rail is located above the battery replacing assembly, the material moving piece is slidably connected with the guide rail, and the material moving piece has a material moving end which moves in the vertical direction and can grasp the unmanned aerial vehicle.

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