Multi-rotor unmanned aerial vehicle recycling device

Abstract

The utility model relates to the technical field of unmanned aerial vehicle recycling, in particular to a multi-rotor unmanned aerial vehicle recycling device which can recycle unmanned aerial vehicles of different sizes through cooperation of an unfolding mechanism and a plurality of limiting mechanisms and is high in practicability. Four connecting blocks are symmetrically and fixedly installed at the bottom end of the recycling platform, adjusting screw rods are installed on the four supporting columns in a screwed mode, the ends, away from the supporting columns, of the four adjusting screw rods are rotationally connected with the connecting blocks, every two supporting columns on the same side are connected through a connecting plate, inserting rods are arranged at the bottom ends of the four supporting columns, and an unfolding mechanism is arranged on the recycling platform; the unfolding mechanism comprises two unfolding platforms, four sliding grooves are symmetrically formed in the recovery platform, sliding blocks are fixedly installed at the two ends of the two unfolding platforms, each sliding block is slidably connected with the corresponding sliding groove, and the four sliding blocks conduct limiting operation through four screw rods; four limiting mechanisms are symmetrically arranged on the recycling platform and used for limiting the two unfolding platforms.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicle recovery, in particular to a multi-rotor unmanned aerial vehicle recovery device. Background Art

[0002] In recent years, due to the rapid development of UAV technology, small UAVs have been widely used in military reconnaissance, tactical avoidance and misleading, disaster site detection, sampling and monitoring of nuclear, biological and chemical contaminated areas, etc. Among them, rotorcraft has special functions such as vertical take-off and landing and hovering, and has the characteristics of low cost, high efficiency and cost-effectiveness, strong survival adaptability, flexible configuration, and diversified tasks. At present, rotorcraft represented by multi-rotor unmanned aerial vehicles have been widely used in various military and civilian fields.

[0003] When recovering a drone, it needs to land on a corresponding recovery platform. Existing recovery platforms cannot be leveled according to actual terrain conditions, and most recovery platforms are of fixed size and cannot be deployed according to the size of the drone, resulting in poor practicality. Therefore, a multi-rotor drone recovery device is needed to improve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a multi-rotor UAV recovery device which can recover UAVs of different sizes through the cooperation of an unfolding mechanism and a plurality of limiting mechanisms and has high practicality.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-rotor UAV recovery device, comprising a recovery platform and four pillars, the bottom end of the recovery platform is symmetrically fixed with four connecting blocks, the four pillars are screwed with adjusting screws, the ends of the four adjusting screws away from the pillars are rotatably connected to the connecting blocks, the two pillars on the same side are connected by a connecting plate, and the bottom ends of the four pillars are provided with plug rods;

[0008] The recovery platform is provided with an unfolding mechanism, which includes two unfolding platforms, and four slide grooves are symmetrically opened on the recovery platform. Slide blocks are fixedly installed at both ends of the two unfolding platforms, and each slide block is slidably connected to the corresponding slide groove. The four slide blocks are limited by four screws;

[0009] Four limit mechanisms are symmetrically arranged on the recovery platform for limiting the two unfolding platforms, one of which includes a limit block. A working cavity is opened on the recovery platform, the limit block is fixedly installed on the working cavity, a fixed plate is fixedly installed on the limit block, a spring is mounted on the limit block, two ends of the spring are respectively fixedly connected to the working cavity and the fixed plate, a rotating shaft is fixedly installed on the fixed plate, a limit plate is fixedly installed on the rotating shaft, a rotating plate is rotatably installed on the rotating shaft, the top end of the rotating plate is fitted with the bottom end of the limit plate, a clamping block is fixedly installed on the bottom end of the rotating plate, a first handle is fixedly installed on the rotating plate, a slot is opened on the unfolding platform corresponding to the clamping block, and the clamping block is clamped in the slot.

[0010] Preferably, auxiliary rods are provided at the bottom ends of the two connecting plates.

[0011] Furthermore, two support plates are symmetrically fixedly installed on the outer side wall of the recovery platform, and the top ends of the two support plates are respectively fitted with the bottom ends of the two unfolding platforms.

[0012] Furthermore, each of the adjusting screws is provided with an auxiliary ring.

[0013] Based on the above solution, a second handle is fixedly mounted on the outer side walls of the two deployment platforms.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a multi-rotor drone recovery device, which has the following beneficial effects:

[0016] The multi-rotor UAV recovery device transports the recovery platform to the working area. When encountering an uneven road surface, the corresponding adjusting screw is rotated to make the adjusting screw move on the pillar. The recovery platform is kept in a relatively horizontal state by adjusting multiple adjusting screws. The recovery platform is made more stable by inserting multiple insertion rods into the ground. When it is necessary to unfold the recovery platform, the two unfolding platforms are pulled to make multiple slide blocks slide in multiple slide grooves respectively. The four slide blocks are limited by four screws, thereby limiting the two unfolding platforms. The rotating plate and the clamping block are separated from the working cavity by pulling the first handle. The rotating plate is rotated to make the clamping block and the corresponding clamping groove perform clamping operations, thereby making the unfolding platform more stable, thereby realizing the unfolding operation of the recovery platform and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0018] FIG2 is a schematic diagram of the structure of the connection between the support and the adjusting screw of the utility model;

[0019] FIG3 is an enlarged structural diagram of part A in FIG2 of the present utility model;

[0020] FIG. 4 is a schematic diagram of the structure of the connection between the rotating plate and the clamping block of the utility model.

[0021] Markings in the attached figure: 1. Recovery platform; 2. Pillar; 3. Connecting block; 4. Adjusting screw; 5. Connecting plate; 6. Insert rod; 7. Slide groove; 8. Deployment platform; 9. Slider; 10. Screw; 11. Limit block; 12. Spring; 13. Fixed plate; 14. Rotating shaft; 15. Limit plate; 16. Rotating plate; 17. Block; 18. First handle; 19. Slot; 20. Auxiliary rod; 21. Support plate; 22. Auxiliary ring; 23. Second handle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0023] Please refer to Figures 1 and 2, a multi-rotor UAV recovery device includes a recovery platform 1 and four pillars 2, four connecting blocks 3 are symmetrically fixedly installed at the bottom end of the recovery platform 1, and adjusting screws 4 are screwed on the four pillars 2. The ends of the four adjusting screws 4 away from the pillars 2 are rotatably connected to the connecting blocks 3, and the two pillars 2 on the same side are connected by a connecting plate 5. The bottom ends of the four pillars 2 are provided with insertion rods 6. The recovery platform 1 is transported to the working area. When encountering an uneven road surface, the corresponding adjusting screw 4 is rotated to make the adjusting screw 4 move on the pillar 2. The recovery platform 1 is kept in a relatively horizontal state by adjusting multiple adjusting screws 4, and the recovery platform 1 is made more stable by inserting multiple insertion rods 6 into the ground.

[0024] Please refer to Figures 1 and 2. The recovery platform 1 is provided with an unfolding mechanism, which includes two unfolding platforms 8. Four slide grooves 7 are symmetrically opened on the recovery platform 1. Slide blocks 9 are fixedly installed at both ends of the two unfolding platforms 8. Each slide block 9 is slidably connected to the corresponding slide groove 7. The four slide blocks 9 are limited by four screw rods 10. When the recovery platform 1 needs to be unfolded, the two unfolding platforms 8 are pulled so that the multiple slide blocks 9 slide in the multiple slide grooves 7 respectively, and the four slide blocks 9 are limited by the four screw rods 10, thereby limiting the two unfolding platforms 8.

[0025] Please refer to Figures 1-4. Four limiting mechanisms are symmetrically arranged on the recovery platform 1 for limiting the two unfolding platforms 8. One of the limiting mechanisms includes a limiting block 11. A working chamber is opened on the recovery platform 1. The limiting block 11 is fixedly installed on the working chamber. A fixed plate 13 is fixedly installed on the limiting block 11. A spring 12 is sleeved on the limiting block 11. The two ends of the spring 12 are respectively fixedly connected to the working chamber and the fixed plate 13. A rotating shaft 14 is fixedly installed on the fixed plate 13. A limiting plate 15 is fixedly installed on the rotating shaft 14. A rotating plate 16 is rotatably installed on the rotating shaft 14. The top end of the rotating plate 16 is fitted with the bottom end of the limiting plate 15. A clamping block 17 is fixedly installed on the bottom end of the rotating plate 16. A first handle 18 is fixedly installed on the rotating plate 16. A clamping slot 19 is opened on the unfolding platform 8 corresponding to the clamping block 17. The clamping block 17 is clamped with the clamping slot 19. By pulling the first handle 18, the rotating plate 16 The clamping block 17 is separated from the working chamber, and the rotating plate 16 is rotated to make the clamping block 17 and the corresponding clamping slot 19 perform clamping operation, so that the unfolding platform 8 is more stable, thereby realizing the unfolding operation of the recovery platform 1.

[0026] Please refer to FIG. 1 and FIG. 2 , the bottom ends of the two connecting plates 5 are both provided with auxiliary rods 20 , and the four insertion rods 6 can be better inserted into the ground and connected with the ground by installing a plurality of auxiliary rods 20 .

[0027] 1 and 2 , two support plates 21 are symmetrically fixedly installed on the outer wall of the recovery platform 1 , and the top ends of the two support plates 21 are respectively attached to the bottom ends of the two unfolding platforms 8 . The arrangement of the two support plates 21 makes the two unfolding platforms 8 more stable when unfolded.

[0028] Please refer to FIG. 1 and FIG. 2 . It should also be noted that an auxiliary ring 22 is provided on each adjusting screw 4 . The auxiliary ring 22 is provided to facilitate better rotation of the adjusting screw 4 .

[0029] Please refer to FIG. 1 and FIG. 2 . Second handles 23 are fixedly mounted on the outer side walls of the two unfolding platforms 8 . The two second handles 23 are arranged to facilitate better movement of the unfolding platforms 8 .

[0030] In summary, when the multi-rotor UAV recovery device is used, the recovery platform 1 is transported to the working area. When encountering an uneven road surface, the corresponding adjusting screw 4 is adjusted by rotating the auxiliary ring 22, so that the adjusting screw 4 can be moved on the pillar 2, and the recovery platform 1 is in a relatively horizontal state by adjusting multiple adjusting screws 4. The recovery platform 1 is made more stable by inserting multiple insertion rods 6 into the ground. When it is necessary to unfold the recovery platform 1, the two unfolding platforms 8 are pulled by the two second handles 23, so that the multiple sliders 9 slide in the multiple slide grooves 7 respectively, and the four sliders 9 are limited by the four screws 10, so as to limit the two unfolding platforms 8. By pulling the first handle 18, the rotating plate 16 and the block 17 are separated from the working chamber, and the rotating plate 16 is rotated to make the block 17 and the corresponding slot 19 perform a clamping operation, so that the unfolding platform 8 is more stable, and the two support plates 21 are provided to support the two unfolding platforms 8.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-rotor UAV recovery device, comprising a recovery platform (1) and four pillars (2), characterized in that: The bottom end of the recovery platform (1) is symmetrically fixed with four connection blocks (3), and the four pillars (2) are all screwed with adjustment screws (4). The ends of the four adjustment screws (4) away from the pillars (2) are rotatably connected to the connection blocks (3). The two pillars (2) on the same side are connected by a connection plate (5), and the bottom ends of the four pillars (2) are all provided with insertion rods (6); The recovery platform (1) is provided with an unfolding mechanism, which comprises two unfolding platforms (8). Four slide grooves (7) are symmetrically provided on the recovery platform (1). Slide blocks (9) are fixedly installed at both ends of the two unfolding platforms (8). Each slide block (9) is slidably connected to a corresponding slide groove (7). The four slide blocks (9) are limited by four screw rods (10). The recovery platform (1) is symmetrically provided with four limiting mechanisms for limiting the two unfolding platforms (8), wherein one of the limiting mechanisms comprises a limiting block (11), a working cavity is provided on the recovery platform (1), the limiting block (11) is fixedly mounted on the working cavity, a fixing plate (13) is fixedly mounted on the limiting block (11), a spring (12) is sleeved on the limiting block (11), two ends of the spring (12) are respectively fixedly connected to the working cavity and the fixing plate (13), and the fixing plate (13) is fixedly mounted on the fixing plate (13). A rotating shaft (14) is fixedly installed, a limit plate (15) is fixedly installed on the rotating shaft (14), a rotating plate (16) is rotatably installed on the rotating shaft (14), the top end of the rotating plate (16) is in contact with the bottom end of the limit plate (15), a clamping block (17) is fixedly installed on the bottom end of the rotating plate (16), a first handle (18) is fixedly installed on the rotating plate (16), a clamping slot (19) is provided on the unfolding platform (8) corresponding to the clamping block (17), and the clamping block (17) is clamped with the clamping slot (19).

2. A multi-rotor UAV recovery device according to claim 1, characterized in that: Auxiliary rods (20) are provided at the bottom ends of the two connecting plates (5).

3. A multi-rotor UAV recovery device according to claim 2, characterized in that: Two support plates (21) are symmetrically fixedly mounted on the outer side wall of the recovery platform (1), and the top ends of the two support plates (21) are respectively in contact with the bottom ends of the two unfolding platforms (8).

4. A multi-rotor UAV recovery device according to claim 3, characterized in that: Each adjusting screw (4) is provided with an auxiliary ring (22).

5. A multi-rotor UAV recovery device according to claim 4, characterized in that: A second handle (23) is fixedly mounted on the outer side walls of the two unfolding platforms (8).

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