CN118025534A - Can receive and release primary and secondary formula unmanned aerial vehicle receive and releases cabin independently in air - Google Patents
Can receive and release primary and secondary formula unmanned aerial vehicle receive and releases cabin independently in air Download PDFInfo
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- CN118025534A CN118025534A CN202410218640.3A CN202410218640A CN118025534A CN 118025534 A CN118025534 A CN 118025534A CN 202410218640 A CN202410218640 A CN 202410218640A CN 118025534 A CN118025534 A CN 118025534A
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Abstract
The invention relates to a retractable cabin of a primary-secondary unmanned aerial vehicle capable of being automatically retracted and extended in the air, belongs to the technical field of unmanned aerial vehicles, and solves the problems of lower precision, efficiency and success rate of release and recovery of the unmanned aerial vehicle in the prior art. The folding and unfolding cabin is of an open type structure, so that useless weight of the structure is reduced; meanwhile, a recovery net is arranged, so that the recovery of the unmanned son machine can be completed under some conditions when the recovery precision is insufficient, and the recovery success rate is obviously improved; the self-contact limiting device is arranged in the unmanned aerial vehicle, so that the unmanned aerial vehicle can not generate excessive relative motion during the flight and transportation of the unmanned aerial vehicle, the release success rate is improved, meanwhile, the unmanned aerial vehicle can autonomously generate structural change after being released, and the recovery of the unmanned aerial vehicle is not adversely affected; the retractable cabin shell is of a detachable structure, so that the processing cost can be greatly saved, the loading and unloading difficulty is reduced, the light processing is facilitated, and the flight efficiency of the unmanned aerial vehicle is improved.
Description
Technical Field
The invention relates to the technical field of unmanned aerial vehicles, in particular to a retractable cabin of a mother-son unmanned aerial vehicle capable of being automatically retracted and extended in the air.
Background
Because unmanned aerial vehicle has characteristics such as convenient flexibility, strong, the trafficability characteristic is low cost, at present has important effect in the army and civil fields such as post-disaster rescue, farming, environmental monitoring, traffic monitoring, reconnaissance striking. However, the unmanned aerial vehicle is limited by energy, and has the characteristics of short range, short duration, poor loading capacity and the like, and is limited in practical application.
In recent years, with the development of automation and intellectualization technology and the mass application of rotor unmanned aerial vehicles, a primary-secondary unmanned aerial vehicle system capable of being automatically recovered and released in the air is widely paid attention to. The existing primary and secondary unmanned aerial vehicle system can realize autonomous release of the air base, but the autonomous recovery of the air base is difficult to realize. The fixed wing aircraft cannot fly at a low speed, so that the unmanned son-aircraft needs to ensure synchronous high-speed flight with the unmanned mother aircraft under the interference of the downward washing of the unmanned mother aircraft, and quite large requirements are provided for the accurate positioning and the cooperative capacity of the two unmanned son-aircraft, the maneuvering high-speed forward flight capacity and the anti-interference stable flight capacity of the unmanned son-aircraft. The rotor wing type aircraft can realize the release and recovery of the small unmanned aerial vehicle in the air, and also has many difficulties such as low efficiency, difficult guarantee of precision and the like.
In summary, the prior art has the problem that the releasing and recovering precision, efficiency and success rate of the unmanned aerial vehicle are lower.
Disclosure of Invention
In view of the above problems, the invention provides a retractable cabin of a mother-son unmanned aerial vehicle capable of being automatically retracted in the air, which solves the problems of lower precision, efficiency and success rate of releasing and recovering the unmanned aerial vehicle in the prior art.
In order to expand the operation scene of the small unmanned aerial vehicle, prolong the endurance time of the small unmanned aerial vehicle, enhance the task efficiency of the small unmanned aerial vehicle and reduce the system cost, the invention designs an unmanned sub-aircraft collecting and releasing cabin of the unmanned sub-aircraft by the unmanned sub-aircraft flight system with independent air release and recovery and high space utilization, and the unmanned sub-aircraft is transported to a specific task scene to execute tasks by utilizing the mode that the collecting and releasing cabin is equipped with the large unmanned aerial aircraft to carry a plurality of small unmanned sub-aircraft.
The invention provides a retractable cabin of a primary-secondary unmanned aerial vehicle capable of being automatically retracted and extended in the air, which comprises a retractable cabin shell (1), a recovery net (2) and a limiting device, wherein the interior of the retractable cabin shell is provided with a tandem type stacking loading unmanned aerial vehicle (3); the top of the retractable cabin shell (1) is provided with an opening for the unmanned aerial vehicle (3) to enter and exit; the limiting device automatically releases along with the longitudinal movement of the unmanned sub-aircraft (3) during take-off; the limiting device comprises a side limiter (5) and a bottom limiter (6) which are respectively used for limiting the transverse and longitudinal movement and the up-down movement of the tandem type stacked unmanned sub-aircraft (3) and preventing the unmanned sub-aircraft (3) from being incapable of being normally released from the cabin due to relative movement in the cabin;
The recovery net (2) is of a net structure arranged at two sides of the top opening of the housing (1) of the retraction cabin, and is used for being carried back through the recovery net (2) when the unmanned sub-aircraft (3) does not successfully fall into the retraction cabin of the primary-secondary unmanned aircraft;
The primary and secondary unmanned aerial vehicle receive and releases cabin still includes internal frame (4) for increase primary and secondary unmanned aerial vehicle receive and releases cabin's intensity.
Further, the retractable cabin shell (1) is split and comprises a front shell and a rear shell, two shells on two sides are arranged on the inner frame (4) through screws;
the retractable cabin shell (1) is streamline in the advancing direction of the unmanned plane.
Further, before the unmanned mother machine takes off, the unmanned son machine (3) and the limiting device are connected in advance; after the unmanned aerial vehicle (3) is released, the limiting device generates form change under the action of dead weight, so that the occupation of the internal space is reduced, and the interference to the recovery of the unmanned aerial vehicle (3) is avoided.
Further, the side limiter 5 comprises a first body structure base 7, a first attachment structure 8 and a first body structure connector 9; the first main body structure base 7 is connected with the first attachment structure 8 through a first main body structure connecting piece 9, and the first main body structure base 7 is fixed on the inner side wall surface of the accommodating cabin shell 1; the first attachment structure 8 is adapted to be fixedly connected to a side of the drone 3.
Further, the floor stopper 6 includes a second main body structure base 10, a second attachment structure 11, and a second main body structure connector 12; wherein, the second main body structure base 10 is connected with the second attachment structure 11 through a second main body structure connecting piece 12, and the second main body structure base 10 is fixed on the inner bottom wall surface of the accommodating cabin shell 1; the second attachment structure 11 is adapted to be fixedly connected to the bottom surface of the drone 3.
Further, the unmanned aerial vehicle is any multi-rotor aircraft or composite aircraft with rotors, and the child-mother unmanned aerial vehicle retraction cabin is arranged on the main body of the unmanned aerial vehicle.
Compared with the prior art, the invention has at least the following beneficial effects:
(1) The retractable cabin of the primary-secondary unmanned aerial vehicle capable of being automatically retracted in the air is of an open type structure, so that useless weight of the structure is reduced; meanwhile, the recovery net is arranged, so that the unmanned son machine can be recovered under some conditions when the recovery precision is insufficient, and the recovery success rate is obviously improved.
(2) According to the retractable cabin of the unmanned aerial vehicle capable of being automatically retracted and extended in the air, the self-contact limiting device is arranged in the retractable cabin, so that the unmanned aerial vehicle can be ensured not to generate excessive relative movement during flight and transportation of the unmanned aerial vehicle, the success rate of release is improved, meanwhile, the unmanned aerial vehicle can automatically generate structural change after being released, and adverse effects on recovery of the unmanned aerial vehicle are avoided.
(3) The retractable cabin of the main and auxiliary unmanned aerial vehicle capable of being automatically retracted in the air has the advantages that the housing of the retractable cabin is of a detachable structure, so that the processing cost can be greatly saved, the loading and unloading difficulty can be reduced, the light weight processing is facilitated, and the flight efficiency of the unmanned aerial vehicle is improved.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention.
Fig. 1 is a loading schematic diagram of a retractable cabin of a mother-son unmanned aerial vehicle capable of being automatically retracted and extended in the air;
fig. 2 is an internal schematic diagram of a retractable cabin of a mother-son unmanned aerial vehicle capable of being automatically retracted and extended in the air, which is disclosed by the invention;
Fig. 3 is a schematic disassembly diagram of a retractable cabin of a mother-son unmanned aerial vehicle capable of being automatically retracted and extended in the air;
FIG. 4 is a schematic view of a side stop disclosed herein;
Fig. 5 is a schematic structural view of a bottom surface limiter according to the present disclosure.
Reference numerals:
1-a retractable cabin shell; 2-recovering net; 3-unmanned son machine; 4-an inner frame; 5-side limiters; 6-a bottom surface limiter; 7-a first body structure base; 8-a first attachment structure; 9-a first body structure connector; 10-a second body structure base; 11-a second attachment structure; 12-a second body structure connector.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other. In addition, the invention may be practiced otherwise than as specifically described and thus the scope of the invention is not limited by the specific embodiments disclosed herein.
As shown in fig. 1, the retraction cabin of the mother-son unmanned aerial vehicle adopted by the invention is of an open type design, and can release and recover the unmanned son-son unmanned aerial vehicle in a hovering or low-speed advancing state, thereby greatly reducing the difficulty of mutual cooperative stable control of the mother-son unmanned aerial vehicle. The unmanned son machine is released and recovered from the upper part, the interference of downward washing flow of the rotor wing of the unmanned son machine is avoided, the mutual coupling interference of downward washing flow of the son machine is reduced, meanwhile, the recovery net is arranged at the opening part, and the limiting mechanism is arranged inside, so that the success rate of releasing and recovering the unmanned son machine can be improved. The internal storage space is of a longitudinal multi-layer design, and the multi-frame unmanned aerial vehicle is stacked in the folding and unfolding system, so that the space can be better utilized, the streamline of the machine body can be maintained, and the front flying resistance is lower on the premise of the same storage space. The invention is also provided with the detachable retractable cabin shell, so that the retractable cabin shell can be quickly disassembled and assembled, and the processing difficulty is greatly reduced.
The invention discloses a retractable cabin of a primary-secondary unmanned aerial vehicle capable of being automatically retracted in the air, which is arranged on the unmanned aerial vehicle and comprises a retractable cabin shell 1, a recovery net 2 and a limiting device, wherein the unmanned aerial vehicle 3 is loaded by adopting a tandem type stacking design; wherein, the top of the folding cabin shell 1 is provided with an opening for the unmanned aerial vehicle 3 to enter and exit; the unmanned son machine 3 is a flight platform for executing specific tasks, and the aerial release and aerial recovery of the unmanned son machine 3 are carried out from the upper part of the unmanned mother machine; the tandem stacking design can simultaneously store and transport a plurality of unmanned aerial vehicles, and the release efficiency and the recovery success rate can be improved by stacking the unmanned aerial vehicles into two groups.
When the unmanned aerial vehicle is released in the air, the unmanned aerial vehicle hovers or flies forward at a low speed, and the unmanned aerial vehicle 3 is matched with the unmanned aerial vehicle to take off from the main and auxiliary receiving and releasing cabin shell 1, and the limiting device is automatically released along with the longitudinal movement of the unmanned aerial vehicle 3 when the unmanned aerial vehicle 3 takes off.
When in aerial recovery, the unmanned sub-aircraft 3 acquires visual information through an onboard camera carried on the unmanned sub-aircraft, and independently falls into a sub-unmanned aircraft retraction cabin after acquiring relative positions and postures by using GPS and RTK equipment.
The primary and secondary unmanned aerial vehicle collecting and releasing cabin further comprises an inner frame 4 for increasing the strength of the primary and secondary unmanned aerial vehicle collecting and releasing cabin; preferably, the inner frame 4 is selected from carbon fiber materials.
The limiting device comprises a side limiter 5 and a bottom limiter 6 which are respectively used for limiting the transverse and longitudinal movement and the up-down movement of the tandem type stacked unmanned aerial vehicle 3 and preventing the unmanned aerial vehicle 3 from being incapable of being normally released from the cabin due to relative movement in the cabin.
The housing 1 is split, and for convenience in production, processing, assembly and disassembly, as shown in fig. 3, comprises a front piece and a rear piece, two sides of each piece, and is mounted on the inner frame 4 through screws.
The retractable cabin shell 1 is streamline in the advancing direction of the unmanned aerial vehicle, and is optimized through a computational fluid dynamics method.
The recovery net 2 is a net structure arranged at two sides of the top opening of the housing 1 of the retractable cabin, so that recovery success rate is improved, recovery failure caused by identification errors is reduced, and even if no unmanned sub-aircraft does not fall into the cabin, the unmanned sub-aircraft can be recovered through the recovery net; in order to reduce the weight of the structure, the recovery net 2 is not an openable hatch and cannot deflect relative to the retractable cabin case 1, so that the present embodiment is in an open form.
Before the unmanned aerial vehicle takes off, unmanned sub-machine 3 finishes with stop device in advance to be connected, and stop device can play a role in the flight, and stop device can not produce the hindrance to unmanned sub-machine 3's take off when unmanned sub-machine 3 releases, and stop device produces morphological change under the dead weight effect after taking off finishes, reduces occupation of inner space, can not produce the interference to the recovery of sub-machine.
As shown in fig. 4, the side limiter 5 comprises a first body structure base 7, a first attachment structure 8 and a first body structure connector 9; the first main body structure base 7 is connected with the first attachment structure 8 through a first main body structure connecting piece 9, and the first main body structure base 7 is fixed on the inner side wall surface of the accommodating cabin shell 1; the first attachment structure 8 is adapted to be fixedly connected to a side of the drone 3.
As shown in fig. 5, the floor stopper 6 includes a second main body structure base 10, a second attachment structure 11, and a second main body structure connector 12; wherein, the second main body structure base 10 is connected with the second attachment structure 11 through a second main body structure connecting piece 12, and the second main body structure base 10 is fixed on the inner bottom wall surface of the accommodating cabin shell 1; the second attachment structure 11 is adapted to be fixedly connected to the bottom surface of the drone 3.
The unmanned aerial vehicle is any multi-rotor aircraft or composite aircraft with rotor wings, and the child-mother unmanned aerial vehicle retraction cabin is a main body of the unmanned aerial vehicle.
Compared with the prior art, the retractable cabin of the sub-mother unmanned aerial vehicle capable of being automatically retracted in the air has the advantages that the retractable cabin is of an open structure, and useless weight of the structure is reduced; meanwhile, a recovery net is arranged, so that the recovery of the unmanned son machine can be completed under some conditions when the recovery precision is insufficient, and the recovery success rate is obviously improved; the self-contact limiting device is arranged in the unmanned aerial vehicle, so that the unmanned aerial vehicle can not generate excessive relative motion during the flight and transportation of the unmanned aerial vehicle, the release success rate is improved, meanwhile, the unmanned aerial vehicle can autonomously generate structural change after being released, and the recovery of the unmanned aerial vehicle is not adversely affected; the retractable cabin shell is of a detachable structure, so that the processing cost can be greatly saved, the loading and unloading difficulty is reduced, the light processing is facilitated, and the flight efficiency of the unmanned aerial vehicle is improved.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention.
Claims (6)
1. The retractable cabin of the primary-secondary unmanned aerial vehicle capable of being automatically retracted and extended in the air is characterized by comprising a retractable cabin shell (1), a recovery net (2) and a limiting device, wherein the unmanned aerial vehicle (3) is loaded by adopting a tandem type stacking design; the top of the retractable cabin shell (1) is provided with an opening for the unmanned aerial vehicle (3) to enter and exit; the limiting device automatically releases along with the longitudinal movement of the unmanned sub-aircraft (3) during take-off; the limiting device comprises a side limiter (5) and a bottom limiter (6) which are respectively used for limiting the transverse and longitudinal movement and the up-down movement of the tandem type stacked unmanned sub-aircraft (3) and preventing the unmanned sub-aircraft (3) from being incapable of being normally released from the cabin due to relative movement in the cabin;
The recovery net (2) is of a net structure arranged at two sides of the top opening of the housing (1) of the retraction cabin, and is used for being carried back through the recovery net (2) when the unmanned sub-aircraft (3) does not successfully fall into the retraction cabin of the primary-secondary unmanned aircraft;
The primary and secondary unmanned aerial vehicle receive and releases cabin still includes internal frame (4) for increase primary and secondary unmanned aerial vehicle receive and releases cabin's intensity.
2. The retractable cabin of the main and sub unmanned aerial vehicle capable of being autonomously retracted and extended in the air according to claim 1, wherein the retractable cabin shell (1) is split and comprises a front shell and a rear shell, two shells on two sides and an inner frame (4) through screws;
the retractable cabin shell (1) is streamline in the advancing direction of the unmanned plane.
3. The retractable cabin of the unmanned aerial vehicle capable of being automatically retracted and extended in the air according to claim 2, wherein before the unmanned aerial vehicle takes off, the unmanned aerial vehicle (3) and the limiting device are connected in advance; after the unmanned aerial vehicle (3) is released, the limiting device generates form change under the action of dead weight, so that the occupation of the internal space is reduced, and the interference to the recovery of the unmanned aerial vehicle (3) is avoided.
4. The retractable sub-and-main unmanned aerial vehicle retractable cabin capable of autonomous retraction in air according to claim 3, wherein the side limiter (5) comprises a first main body structure base (7), a first attachment structure (8) and a first main body structure connecting piece (9); the first main body structure base (7) is connected with the first attaching structure (8) through a first main body structure connecting piece (9), and the first main body structure base (7) is fixed on the inner side wall surface of the retractable cabin shell (1); the first attaching structure (8) is used for being fixedly connected with the side face of the unmanned sub-machine (3).
5. The retractable sub-and-main unmanned aerial vehicle retractable cabin capable of autonomous retraction in the air according to claim 4, wherein the bottom surface limiter (6) comprises a second main body structure base (10), a second attachment structure (11) and a second main body structure connecting piece (12); the second main body structure base (10) is connected with the second attaching structure (11) through a second main body structure connecting piece (12), and the second main body structure base (10) is fixed on the inner bottom wall surface of the accommodating cabin shell (1); the second attaching structure (11) is used for being fixedly connected with the bottom surface of the unmanned sub-machine (3).
6. The retractable cabin of the unmanned aerial vehicle capable of being automatically retracted and extended in the air according to claim 5, wherein the unmanned aerial vehicle is any multi-rotor aircraft or a composite aircraft with rotor wings, and the retractable cabin of the unmanned aerial vehicle is arranged on a main body of the unmanned aerial vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410218640.3A CN118025534A (en) | 2024-02-28 | 2024-02-28 | Can receive and release primary and secondary formula unmanned aerial vehicle receive and releases cabin independently in air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410218640.3A CN118025534A (en) | 2024-02-28 | 2024-02-28 | Can receive and release primary and secondary formula unmanned aerial vehicle receive and releases cabin independently in air |
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| Publication Number | Publication Date |
|---|---|
| CN118025534A true CN118025534A (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410218640.3A Pending CN118025534A (en) | 2024-02-28 | 2024-02-28 | Can receive and release primary and secondary formula unmanned aerial vehicle receive and releases cabin independently in air |
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| Country | Link |
|---|---|
| CN (1) | CN118025534A (en) |
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- 2024-02-28 CN CN202410218640.3A patent/CN118025534A/en active Pending
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