Cargo carrying device of heavy-load unmanned aerial vehicle

Abstract

The cargo carrying device comprises a heavy-load unmanned aerial vehicle mechanism, a limiting mechanism and a transmission mechanism, the limiting mechanism is fixedly connected to the top of the heavy-load unmanned aerial vehicle mechanism, the transmission mechanism is fixedly connected to the top of the limiting mechanism, and the heavy-load unmanned aerial vehicle mechanism comprises a heavy-load unmanned aerial vehicle body. A connecting piece is fixedly connected to the bottom of the heavy-load unmanned aerial vehicle body, a cargo carrying box is fixedly connected to the bottom of the connecting piece, a cargo carrying drawer is arranged in the cargo carrying box, the limiting mechanism comprises a limiting frame, the limiting frame is fixedly connected to the top of the cargo carrying box, a limiting plate is arranged in the limiting frame, and a sliding groove is formed in the bottom of the inner wall of the cargo carrying box. According to the utility model, the functions of quickly limiting and releasing the limiting of the cargo carrying device are added, so that the cargo carrying device can be automatically limited, and the condition that the loading and unloading of the cargo carrying device are relatively tedious is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy-load unmanned aerial vehicles, and particularly relates to a cargo-carrying device for a heavy-load unmanned aerial vehicle. Background Technique

[0002] Heavy-load unmanned aerial vehicles, as a type of high-performance unmanned aerial vehicles, have a large takeoff weight and load-carrying capacity and are widely used in multiple fields. The following is a detailed introduction to heavy-load unmanned aerial vehicles: Definition: A heavy-load unmanned aerial vehicle, abbreviated as a heavy-load UAV, refers to an unmanned aerial vehicle with a total takeoff weight above a certain standard (such as 150 kg and above). Such unmanned aerial vehicles usually have a relatively large airframe structure and power system to support their flight operations while carrying heavier loads. Large load-carrying capacity: Heavy-load unmanned aerial vehicles can carry heavier equipment or materials for flight to meet the requirements of specific tasks. Long endurance: Some heavy-load unmanned aerial vehicles have a relatively long endurance time and can perform flight tasks over longer distances or for longer periods. Versatility: Depending on different load configurations, heavy-load unmanned aerial vehicles can be used in a variety of application scenarios, such as logistics transportation, emergency rescue, agricultural plant protection, geological exploration, etc. Logistics transportation: Heavy-load unmanned aerial vehicles can be used for short-distance or specific-area logistics transportation, especially in areas with inconvenient transportation or in emergency situations, where they can quickly and safely deliver supplies. Emergency rescue: In natural disasters or emergencies, heavy-load unmanned aerial vehicles can quickly reach the scene to deliver rescue supplies or perform search and rescue tasks. Agricultural plant protection: By carrying pesticide spraying equipment, heavy-load unmanned aerial vehicles can achieve rapid and precise pesticide application over large areas of farmland, improving agricultural production efficiency. Geological exploration: In the field of geological exploration, heavy-load unmanned aerial vehicles can carry exploration equipment for aerial operations to obtain more accurate geological data.

[0003] According to the patent with the publication number of CN211364964U disclosed on the Chinese Patent Network, the utility model discloses a cargo-carrying device for an unmanned aerial vehicle used for logistics transportation, including an unmanned aerial vehicle body. A cargo-carrying box body is lapped on the lower surface of the unmanned aerial vehicle body. A box door is arranged on the right side surface of the cargo-carrying box body, and the left side surface of the box door is hinged to the right side surface of the cargo-carrying box body through two symmetric hinges. Two first positioning plates are symmetrically and fixedly connected to the front and rear side surfaces of the unmanned aerial vehicle body. The two first positioning plates are movably connected through a pin shaft. For this cargo-carrying device for an unmanned aerial vehicle used for logistics transportation, by setting the first positioning plate, the second positioning plate, the third positioning plate, the telescopic device, the pin shaft, the connecting plate, and the clamping plate, the clamping plate can be simply operated to move to the right, so that the left end of the telescopic device disengages from the through hole, and then the connecting plate can be rotated and the unmanned aerial vehicle body can be operated to be separated from the cargo-carrying box. By setting the bubble bag and the airbag, the items inside the cargo-carrying box body can be protected safely.

[0004] When a heavy-duty drone is carrying out cargo work, a cargo-carrying device is required. However, most of the existing cargo-carrying devices on the market are usually fixed by bolts to prevent the cargo-carrying device from loosening during transportation, resulting in cumbersome loading and unloading of the cargo-carrying device, time-consuming and laborious, and unable to bring convenience to users.

[0005] Therefore, it is necessary to design and transform the cargo-carrying device to effectively prevent the cumbersome phenomenon of loading and unloading the cargo-carrying device. Summary of the Utility Model

[0006] To solve the problems raised in the above background technology, the purpose of the present utility model is to provide a cargo-carrying device for a heavy-duty drone, which has the advantages of quickly limiting and releasing the limit of the cargo-carrying device, and solves the problem of cumbersome loading and unloading of the cargo-carrying device.

[0007] To achieve the above purpose, the present utility model provides the following technical solutions: A cargo-carrying device for a heavy-duty drone, comprising:

[0008] Heavy-duty drone mechanism;

[0009] Limit mechanism, the limit mechanism is fixedly connected to the top of the heavy-duty drone mechanism;

[0010] Transmission mechanism, the transmission mechanism is fixedly connected to the top of the limit mechanism;

[0011] The heavy-duty drone mechanism includes a heavy-duty drone body, a connecting piece is fixedly connected to the bottom of the heavy-duty drone body, a cargo box is fixedly connected to the bottom of the connecting piece, and a cargo drawer is arranged inside the cargo box.

[0012] Preferably, the limit mechanism includes a limit frame, the limit frame is fixedly connected to the top of the cargo box, a limit plate is arranged inside the limit frame, a chute is opened at the bottom of the inner wall of the cargo box, a slider is fixedly connected to the bottom of the cargo drawer, and the surface of the slider is slidably connected inside the chute.

[0013] Preferably, the transmission mechanism includes a transmission box, the transmission box is fixedly connected to the top of the limit frame, a motor is fixedly connected to the left side of the inner wall of the transmission box, a worm is fixedly connected to the output end of the motor, a worm gear is meshed with the back of the worm, a first transmission disk is fixedly connected to the top of the worm gear, a belt is slidably connected to the surface of the first transmission disk, a second transmission disk is slidably connected inside the belt, the top of the second transmission disk is movably connected to the top of the inner wall of the transmission box through a bearing, a screw rod is fixedly connected to the bottom of the second transmission disk, a transmission rod is threadedly connected to the surface of the screw rod, and the bottom of the transmission rod penetrates into the limit frame and is fixedly connected to the top of the limit plate.

[0014] As a preferred embodiment of the present invention, a fixing plate is fixedly connected to the bottom of the motor, and a left side of the fixing plate is fixedly connected to a left side of an inner wall of the transmission box.

[0015] As a preferred embodiment of the utility model, moving blocks are fixedly connected to both sides of the transmission rod, and moving grooves are opened on both sides of the inner wall of the transmission box, and the moving blocks are used in conjunction with the moving grooves.

[0016] As a preferred embodiment of the present invention, the bottom of the worm wheel is fixedly connected to a support rod, and the bottom of the support rod is movably connected to the bottom of the inner wall of the transmission box through a bearing.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0018] 1. The utility model adds the functionality of quickly limiting and releasing the limit of the cargo loading device, so that it has the effect of automatically limiting the cargo loading device, thereby preventing the occurrence of cumbersome situations when loading and unloading the cargo loading device.

[0019] 2. The utility model can limit the cargo drawer by setting a limit mechanism, thereby limiting the moving range of the cargo drawer.

[0020] 3. The utility model can drive the limit plate to move up and down through the setting of the transmission mechanism, thereby adjusting the position of the limit plate.

[0021] 4. The utility model can provide auxiliary support for the motor by setting the fixing plate, so as to prevent the motor from being unstable at a single point and causing large shaking during operation.

[0022] 5. The utility model can limit the transmission rod by setting the moving block and the moving groove to prevent the transmission rod from rotating when moving.

[0023] 6. The utility model can provide auxiliary support to the worm gear by setting the support rod, thereby improving the stability of the worm gear. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a front view of the cargo box of the utility model;

[0026] Figure 3 This is a front view of the transmission box of the utility model;

[0027] Figure 4 This is a front view of the cargo drawer of the utility model;

[0028] Figure 5 It is an exploded view of the transmission box of the utility model.

[0029] In the figure: 1. Overloaded drone mechanism; 11. Overloaded drone body; 12. Connecting piece; 13. Cargo box; 14. Cargo drawer; 2. Limiting mechanism; 21. Limiting frame; 22. Limiting plate; 23. Sliding groove; 24. Slider; 3. Transmission mechanism; 31. Transmission box; 32. Motor; 33. Worm; 34. Worm gear; 35. First transmission disc; 36. Belt; 37. Second transmission disc; 38. Screw rod; 39. Transmission rod; 4. Fixed plate; 5. Moving block; 6. Moving groove; 7. Support rod. Specific implementation manner

[0030] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0031] As Figures 1 to 5 shown, a cargo loading device of an overloaded drone provided by the present invention includes:

[0032] Overloaded drone mechanism 1;

[0033] Limiting mechanism 2, the limiting mechanism 2 is fixedly connected to the top of the overloaded drone mechanism 1;

[0034] Transmission mechanism 3, the transmission mechanism 3 is fixedly connected to the top of the limiting mechanism 2;

[0035] The overloaded drone mechanism 1 includes an overloaded drone body 11, a connecting piece 12 is fixedly connected to the bottom of the overloaded drone body 11, a cargo box 13 is fixedly connected to the bottom of the connecting piece 12, and a cargo drawer 14 is arranged inside the cargo box 13.

[0036] Refer to Figure 4 and the limiting mechanism 2 includes a limiting frame 21, the limiting frame 21 is fixedly connected to the top of the cargo box 13, a limiting plate 22 is arranged inside the limiting frame 21, a sliding groove 23 is opened at the bottom of the inner wall of the cargo box 13, a slider 24 is fixedly connected to the bottom of the cargo drawer 14, and the surface of the slider 24 is slidably connected inside the sliding groove 23.

[0037] As a technical optimization scheme of the present invention, through the setting of the limiting mechanism 2, the movement range of the cargo drawer 14 can be limited, and the movement range of the cargo drawer 14 is restricted.

[0038] Refer to Figure 5The transmission mechanism 3 includes a transmission box 31, which is fixedly connected to the top of the limit frame 21. A motor 32 is fixedly connected to the left side of the inner wall of the transmission box 31. A worm 33 is fixedly connected to the output end of the motor 32. A worm wheel 34 is meshed with the back of the worm 33. A first transmission plate 35 is fixedly connected to the top of the worm wheel 34. A belt 36 is slidably connected to the surface of the first transmission plate 35. A second transmission plate 37 is slidably connected to the inside of the belt 36. The top of the second transmission plate 37 is movably connected to the top of the inner wall of the transmission box 31 through a bearing. A screw 38 is fixedly connected to the bottom of the second transmission plate 37. A transmission rod 39 is threadedly connected to the surface of the screw 38. The bottom of the transmission rod 39 passes through the interior of the limit frame 21 and is fixedly connected to the top of the limit plate 22.

[0039] As a technical optimization solution of the present invention, the transmission mechanism 3 can be provided to drive the limit plate 22 to move up and down, thereby adjusting the position of the limit plate 22 .

[0040] refer to Figure 5 The bottom of the motor 32 is fixedly connected with a fixing plate 4, and the left side of the fixing plate 4 is fixedly connected with the left side of the inner wall of the transmission box 31.

[0041] As a technical optimization solution of the present invention, the fixing plate 4 can be provided to provide auxiliary support for the motor 32 to prevent the motor 32 from being unstable at a single point and causing large shaking during operation.

[0042] refer to Figure 5 Both sides of the transmission rod 39 are fixedly connected with moving blocks 5, and both sides of the inner wall of the transmission box 31 are provided with moving grooves 6, and the moving blocks 5 are used in conjunction with the moving grooves 6.

[0043] As a technical optimization solution of the present invention, by setting the moving block 5 and the moving groove 6, the transmission rod 39 can be limited to prevent the transmission rod 39 from rotating when moving.

[0044] refer to Figure 5 The bottom of the worm wheel 34 is fixedly connected to a support rod 7, and the bottom of the support rod 7 is movably connected to the bottom of the inner wall of the transmission box 31 through a bearing.

[0045] As a technical optimization solution of the present invention, the support rod 7 is provided to provide auxiliary support to the worm gear 34 , thereby improving the stability of the worm gear 34 .

[0046] Working principle and usage process of the present utility model: When in use, first, the user puts the carried object into the interior of the cargo drawer 14, and then puts the cargo drawer 14 into the interior of the cargo box 13. Then the user starts the motor 32. The motor 32 drives the worm 33 to rotate through the output end. The worm 33 meshes with the worm wheel 34 to drive the worm wheel 34 to rotate. The worm wheel 34 drives the first transmission disc 35 to rotate. The first transmission disc 35 drives the second transmission disc 37 to rotate through the belt 36. The second transmission disc 37 drives the screw rod 38 to rotate. The screw rod 38 drives the transmission rod 39 to move downward on the surface of the screw rod 38 through threaded connection. The transmission rod 39 drives the limit plate 22 to move downward. The limit plate 22 fixes the cargo drawer 14.

[0047] In summary: The cargo device of this heavy-duty unmanned aerial vehicle has the function of quickly limiting and releasing the limit of the cargo device, enabling it to automatically limit the cargo device, preventing the cumbersome situation during loading and unloading of the cargo device, and solving the problem of cumbersome loading and unloading of the cargo device.

[0048] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0049] Although the embodiments of the present utility model 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 utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cargo device for an overloaded unmanned aerial vehicle, characterized in that, Including: Overloaded drone mechanism (1); Limit mechanism (2), the limit mechanism (2) is fixedly connected to the top of the overloaded drone mechanism (1); Transmission mechanism (3), the transmission mechanism (3) is fixedly connected to the top of the limit mechanism (2); The overloaded drone mechanism (1) includes an overloaded drone body (11), a connecting member (12) is fixedly connected to the bottom of the overloaded drone body (11), a cargo box (13) is fixedly connected to the bottom of the connecting member (12), and a cargo drawer (14) is arranged inside the cargo box (13).

2. The cargo device of a heavy-duty unmanned aerial vehicle according to claim 1, characterized in that: The limit mechanism (2) includes a limit frame (21), the limit frame (21) is fixedly connected to the top of the cargo box (13), a limit plate (22) is arranged inside the limit frame (21), a sliding groove (23) is opened at the bottom of the inner wall of the cargo box (13), a sliding block (24) is fixedly connected to the bottom of the cargo drawer (14), and the surface of the sliding block (24) is slidably connected inside the sliding groove (23).

3. The cargo device of a heavy-duty drone according to claim 2, characterized in that: The transmission mechanism (3) includes a transmission box (31), the transmission box (31) is fixedly connected to the top of the limit frame (21), a motor (32) is fixedly connected to the left side of the inner wall of the transmission box (31), a worm (33) is fixedly connected to the output end of the motor (32), a worm gear (34) is meshed with the back of the worm (33), a first transmission disc (35) is fixedly connected to the top of the worm gear (34), a belt (36) is slidably connected to the surface of the first transmission disc (35), a second transmission disc (37) is slidably connected inside the belt (36), the top of the second transmission disc (37) is movably connected to the top of the inner wall of the transmission box (31) through a bearing, a screw rod (38) is fixedly connected to the bottom of the second transmission disc (37), a transmission rod (39) is threadedly connected to the surface of the screw rod (38), and the bottom of the transmission rod (39) penetrates into the limit frame (21) and is fixedly connected to the top of the limit plate (22).

4. The cargo device of an overloaded drone according to claim 3, characterized in that: A fixed plate (4) is fixedly connected to the bottom of the motor (32), and the left side of the fixed plate (4) is fixedly connected to the left side of the inner wall of the transmission box (31).

5. The cargo device of a heavy-duty unmanned aerial vehicle according to claim 3, characterized in that: Moving blocks (5) are fixedly connected to both sides of the transmission rod (39), moving grooves (6) are opened on both sides of the inner wall of the transmission box (31), and the moving blocks (5) are used in cooperation with the moving grooves (6).

6. The cargo device of an overloaded unmanned aerial vehicle according to claim 3, characterized in that: A support rod (7) is fixedly connected to the bottom of the worm gear (34), and the bottom of the support rod (7) is movably connected to the bottom of the inner wall of the transmission box (31) through a bearing.

Images