CN212125513U - Unmanned aerial vehicle safety descending auxiliary device - Google Patents
Unmanned aerial vehicle safety descending auxiliary device Download PDFInfo
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- CN212125513U CN212125513U CN202020760978.9U CN202020760978U CN212125513U CN 212125513 U CN212125513 U CN 212125513U CN 202020760978 U CN202020760978 U CN 202020760978U CN 212125513 U CN212125513 U CN 212125513U
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Abstract
The utility model discloses an unmanned aerial vehicle safety descending auxiliary device belongs to unmanned air vehicle technical field. The aircraft is characterized by comprising an aircraft body and four aircraft arms, wherein the four aircraft arms are radially and horizontally and uniformly arranged on the periphery of the aircraft body, and a propeller mechanism is arranged on the upper part of each aircraft arm; the bottom of the machine body is provided with a camera device containing bin which is open downwards, and a camera telescopic cylinder and a camera device are arranged in the camera device containing bin; four supporting legs are arranged at the bottom of the machine body around the camera device containing bin. The utility model discloses can contract the camera in the organism in advance when unmanned aerial vehicle descends, protect organism and camera through improving the landing leg structure in order to slow down the impact force simultaneously.
Description
Technical Field
The utility model belongs to the technical field of unmanned aerial vehicle, concretely relates to unmanned aerial vehicle safety descending auxiliary device.
Background
An unmanned aerial vehicle, abbreviated as "unmanned aerial vehicle" ("UAV"), is an unmanned aerial vehicle that is operated using a radio remote control device and a self-contained program control device. Unmanned aerial vehicles are in fact a general term for unmanned aerial vehicles, and can be defined from a technical perspective as follows: unmanned fixed wing aircraft, unmanned VTOL aircraft, unmanned airship, unmanned helicopter, unmanned multi-rotor aircraft, unmanned paravane, etc. Compared with manned aircraft, it has the advantages of small volume, low cost, convenient use, low requirement on the operational environment, strong battlefield viability and the like. At present, unmanned aerial vehicle is used for the high altitude to remove the reconnaissance operation of making a video recording many times at the higher camera of unmanned aerial vehicle's bottom installation performance, nevertheless because unmanned aerial vehicle needs certain operating technique, especially at the descending in-process, if can not accurate control drop point and falling speed, causes the damage to unmanned aerial vehicle and camera easily.
In view of this, the applicant has designed a set of unmanned aerial vehicle safety descending auxiliary device, can contract the camera in the organism in advance when unmanned aerial vehicle descends, simultaneously through improving the landing leg structure in order to slow down the impact force, protection organism and camera.
Disclosure of Invention
The utility model aims to solve the technical problem that an unmanned aerial vehicle safety descending auxiliary device is provided, can shrink the camera in the organism in advance when unmanned aerial vehicle descends, simultaneously through improving the landing leg structure in order to slow down the impact force, protect organism and camera.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an unmanned aerial vehicle safe landing auxiliary device, which is characterized by comprising a machine body and machine arms, wherein four machine arms are uniformly arranged on the periphery of the machine body in a radial horizontal manner, and a propeller mechanism is arranged on the upper part of each machine arm; the bottom of the machine body is provided with a camera device containing bin which is open downwards, and a camera telescopic cylinder and a camera device are arranged in the camera device containing bin; four supporting legs are arranged at the bottom of the machine body around the camera device containing bin;
the supporting legs comprise upper supporting legs and lower supporting legs, the upper supporting legs comprise hollow cylinders with two open ends, external threads are arranged on the outer ring surface of the upper ends of the hollow cylinders, four supporting leg mounting threaded holes are formed in the bottom of the machine body, and the upper supporting legs are mounted in the supporting leg mounting threaded holes through the external threads of the hollow cylinders; the damping and buffering mechanism is arranged in the hollow cylinder, and the lower supporting leg is inserted into the hollow cylinder of the upper supporting leg from bottom to top.
Preferably, the outer retaining ring is arranged on the periphery of the upper end of the lower supporting leg inserted into the hollow cylinder, the inner retaining ring is arranged on the inner periphery of the lower end of the hollow cylinder of the upper supporting leg, and the outer retaining ring can be retained by the inner retaining ring, so that the lower supporting leg cannot be separated from the hollow cylinder.
Preferably, the damping and buffering mechanism comprises a damping spring and a foam plate and air bag complex, the lower end of the damping spring abuts against the upper end of the lower supporting leg, and the upper end of the damping spring abuts against the foam plate and air bag complex; the foam plate air bag complex comprises a hollow cylindrical foam plate box body, an inflated rubber air bag is arranged in the foam plate box body, a lower opening is formed in the lower part of the foam plate box body, and the lower part of the rubber air bag is embedded into the lower opening; a spike with an upward tip is vertically fixed in the middle of the upper end face of the lower supporting leg, and the length of the spike is greater than the limit compression length of the damping spring; when the damping spring is compressed to the limit state, the upper end of the sharp prick can pierce the rubber air bag, so that the foam board box body is broken and deformed to absorb the vibration impact force.
Preferably, the fixed end of the camera telescopic cylinder is fixed on the upper top surface of the camera device containing bin, and the telescopic end of the camera telescopic cylinder is connected with the camera device; the periphery of the camera device containing bin is provided with a buffer elastic air bag which protrudes downwards.
Preferably, a U-shaped side anti-collision elastic arm extending outwards at 45-60 degrees is arranged at the lower end of each horn.
Preferably, the foam board box is made of regenerable foamed plastic pellets having a thickness of 1.5-3 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses can be when unmanned aerial vehicle descends, supplementary unmanned aerial vehicle bottom flexible landing avoids the camera device of carrying installation in unmanned aerial vehicle bottom to take place to collide with the damage. If can not accurate control descending speed, accessible damping spring carries out preliminary shock attenuation, if the impact force is too big, surpasss damping spring's shock attenuation limit, can make the upper end of spine can puncture rubber gasbag, makes the foam board box break deformation in order to absorb the vibration impact force. Go up the support leg and install in landing leg installation screw hole through the external screw thread of cavity barrel, in case the cystosepiment gasbag complex body as the consumptive material takes place to damage when the shock attenuation, the support leg is gone up to the detachable, is brand-new with its inside cystosepiment gasbag complex body can.
The flexible end of making a video recording telescopic cylinder connects camera device, can hold the storehouse with camera device shrink to camera device in advance before descending, holds the periphery in storehouse at camera device and sets up the bellied buffering elasticity gasbag downwards in addition, can further protect the camera in the organism.
The lower end of each arm is provided with a U-shaped side anti-collision elastic arm extending outwards by 45-60 degrees, so that the unmanned aerial vehicle can provide certain buffering force to protect the body when falling obliquely.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the leg;
the labels in the figure are: 1. a propeller mechanism; 2. a U-shaped side anti-collision elastic arm; 3. a horn; 4. an upper support leg; 5. a lower support leg; 6. the camera device is accommodated; 7. a cushioning elastic air bag; 8. a camera device; 9. a camera telescopic cylinder; 10. a body; 11. the support leg is provided with a threaded hole; 12. a hollow cylinder; 13. a foam board box body; 14. a rubber air bag; 15. a lower opening is formed; 16. a damping spring; 17. pricking with a sharp point; 18. an outer retainer ring; 19. an inner baffle ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the safety landing aid for unmanned aerial vehicles of the present invention comprises a body and arms, wherein four arms are radially and horizontally arranged on the periphery of the body, and a propeller mechanism is arranged on the upper part of each arm; the bottom of the machine body is provided with a camera device containing bin which is open downwards, and a camera telescopic cylinder and a camera device are arranged in the camera device containing bin; four supporting legs are arranged at the bottom of the machine body around the camera device containing bin.
As shown in fig. 2, the support legs include an upper support leg and a lower support leg, the upper support leg includes a hollow cylinder with two open ends, an external thread is arranged on the outer ring surface of the upper end of the hollow cylinder, four support leg mounting threaded holes are formed in the bottom of the machine body, and the upper support leg is mounted in the support leg mounting threaded hole through the external thread of the hollow cylinder; the damping and buffering mechanism is arranged in the hollow cylinder, and the lower supporting leg is inserted into the hollow cylinder of the upper supporting leg from bottom to top.
The outer retaining ring is arranged on the periphery of the upper end of the lower supporting leg inserted into the hollow cylinder, the inner retaining ring is arranged on the inner periphery of the lower end of the hollow cylinder of the upper supporting leg, and the outer retaining ring can be retained by the inner retaining ring, so that the lower supporting leg cannot be separated from the hollow cylinder.
The damping buffer mechanism comprises a damping spring and a foam plate air bag complex, the lower end of the damping spring abuts against the upper end of the lower supporting leg, and the upper end of the damping spring abuts against the foam plate air bag complex; the foam plate air bag complex comprises a hollow cylindrical foam plate box body, an inflated rubber air bag is arranged in the foam plate box body, a lower opening is formed in the lower part of the foam plate box body, and the lower part of the rubber air bag is embedded into the lower opening; a spike with an upward tip is vertically fixed in the middle of the upper end face of the lower supporting leg, and the length of the spike is greater than the limit compression length of the damping spring; when the damping spring is compressed to the limit state, the upper end of the sharp prick can pierce the rubber air bag, so that the foam board box body is broken and deformed to absorb the vibration impact force.
The fixed end of the camera shooting telescopic cylinder is fixed on the upper top surface of the camera shooting device accommodating bin, and the telescopic end of the camera shooting telescopic cylinder is connected with the camera shooting device. The flexible action accessible unmanned aerial vehicle remote controller remote control action of the telescopic cylinder of making a video recording, after the operation of making a video recording is complete, can make its shrink and accomodate camera device to camera device appearance storehouse. The periphery of the camera device containing bin is provided with a buffer elastic air bag which protrudes downwards.
The lower end of each horn is provided with a U-shaped side anti-collision elastic arm which extends outwards at an angle of 45-60 degrees.
The foam board box body is made of renewable foaming plastic particles with the thickness of 1.5-3 mm.
The utility model discloses can be when unmanned aerial vehicle descends, supplementary unmanned aerial vehicle bottom flexible landing avoids the camera device of carrying installation in unmanned aerial vehicle bottom to take place to collide with the damage. If can not accurate control descending speed, accessible damping spring carries out preliminary shock attenuation, if the impact force is too big, surpasss damping spring's shock attenuation limit, can make the upper end of spine can puncture rubber gasbag, makes the foam board box break deformation in order to absorb the vibration impact force.
The flexible end of making a video recording telescopic cylinder connects camera device, can hold the storehouse with camera device shrink to camera device in advance before descending, holds the periphery in storehouse at camera device and sets up the bellied buffering elasticity gasbag downwards in addition, can further protect the camera in the organism.
The lower end of each arm is provided with a U-shaped side anti-collision elastic arm extending outwards by 45-60 degrees, so that the unmanned aerial vehicle can provide certain buffering force to protect the body when falling obliquely.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art may make combinations, changes or modifications of the above-described embodiments, and all equivalent embodiments of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (6)
1. An unmanned aerial vehicle safe landing auxiliary device is characterized by comprising a machine body and four machine arms, wherein the four machine arms are radially and horizontally and uniformly arranged on the periphery of the machine body, and a propeller mechanism is arranged at the upper part of each machine arm; the bottom of the machine body is provided with a camera device containing bin which is open downwards, and a camera telescopic cylinder and a camera device are arranged in the camera device containing bin; four supporting legs are arranged at the bottom of the machine body around the camera device containing bin;
the supporting legs comprise upper supporting legs and lower supporting legs, the upper supporting legs comprise hollow cylinders with two open ends, external threads are arranged on the outer ring surface of the upper ends of the hollow cylinders, four supporting leg mounting threaded holes are formed in the bottom of the machine body, and the upper supporting legs are mounted in the supporting leg mounting threaded holes through the external threads of the hollow cylinders; the damping and buffering mechanism is arranged in the hollow cylinder, and the lower supporting leg is inserted into the hollow cylinder of the upper supporting leg from bottom to top.
2. An unmanned aerial vehicle safety landing auxiliary device according to claim 1, characterized in that: the outer retaining ring is arranged on the periphery of the upper end of the lower supporting leg inserted into the hollow cylinder, the inner retaining ring is arranged on the inner periphery of the lower end of the hollow cylinder of the upper supporting leg, and the outer retaining ring can be retained by the inner retaining ring, so that the lower supporting leg cannot be separated from the hollow cylinder.
3. An unmanned aerial vehicle safety landing auxiliary device according to claim 2, characterized in that: the damping buffer mechanism comprises a damping spring and a foam plate air bag complex, the lower end of the damping spring abuts against the upper end of the lower supporting leg, and the upper end of the damping spring abuts against the foam plate air bag complex; the foam plate air bag complex comprises a hollow cylindrical foam plate box body, an inflated rubber air bag is arranged in the foam plate box body, a lower opening is formed in the lower part of the foam plate box body, and the lower part of the rubber air bag is embedded into the lower opening; a spike with an upward tip is vertically fixed in the middle of the upper end face of the lower supporting leg, and the length of the spike is greater than the limit compression length of the damping spring; when the damping spring is compressed to the limit state, the upper end of the sharp prick can pierce the rubber air bag.
4. An unmanned aerial vehicle safety landing auxiliary device according to claim 3, characterized in that: the fixed end of the camera telescopic cylinder is fixed on the upper top surface of the camera device accommodating bin, and the telescopic end of the camera telescopic cylinder is connected with the camera device; the periphery of the camera device containing bin is provided with a buffer elastic air bag which protrudes downwards.
5. An unmanned aerial vehicle safety landing auxiliary device according to claim 4, characterized in that: the lower end of each horn is provided with a U-shaped side anti-collision elastic arm which extends outwards at an angle of 45-60 degrees.
6. An unmanned aerial vehicle safety landing auxiliary device according to claim 5, characterized in that: the foam board box body is made of renewable foaming plastic particles with the thickness of 1.5-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020760978.9U CN212125513U (en) | 2020-05-11 | 2020-05-11 | Unmanned aerial vehicle safety descending auxiliary device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020760978.9U CN212125513U (en) | 2020-05-11 | 2020-05-11 | Unmanned aerial vehicle safety descending auxiliary device |
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| CN212125513U true CN212125513U (en) | 2020-12-11 |
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| CN202020760978.9U Active CN212125513U (en) | 2020-05-11 | 2020-05-11 | Unmanned aerial vehicle safety descending auxiliary device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148159A (en) * | 2021-04-27 | 2021-07-23 | 桂林天经地纬遥感信息技术有限公司 | Unmanned aerial vehicle takes photo by plane |
| CN113702988A (en) * | 2021-08-10 | 2021-11-26 | 井冈山大学 | Survey and drawing unmanned aerial vehicle range finding keeps away barrier device |
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2020
- 2020-05-11 CN CN202020760978.9U patent/CN212125513U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148159A (en) * | 2021-04-27 | 2021-07-23 | 桂林天经地纬遥感信息技术有限公司 | Unmanned aerial vehicle takes photo by plane |
| CN113148159B (en) * | 2021-04-27 | 2023-02-07 | 桂林天经地纬遥感信息技术有限公司 | Unmanned aerial vehicle takes photo by plane |
| CN113702988A (en) * | 2021-08-10 | 2021-11-26 | 井冈山大学 | Survey and drawing unmanned aerial vehicle range finding keeps away barrier device |
| CN113702988B (en) * | 2021-08-10 | 2024-04-16 | 井冈山大学 | Ranging obstacle avoidance device for surveying and mapping unmanned aerial vehicle |
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