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CN-117734989-B - Unmanned aerial vehicle plays and falls buffer frame

CN117734989BCN 117734989 BCN117734989 BCN 117734989BCN-117734989-B

Abstract

The invention relates to an unmanned aerial vehicle landing buffer frame which comprises an unmanned aerial vehicle body, a rotor wing and a gas cylinder, wherein a plurality of foot rest sleeves are arranged at the inner bottom of the unmanned aerial vehicle body, fixed installation sleeves are arranged in the foot rest sleeves, adjusting inner sleeves are arranged in the fixed installation sleeves, foot supports are arranged in the adjusting inner sleeves in a sliding mode, foot rest plugs and tower top plugs are arranged in the fixed installation sleeves, first sliding holes are formed in the foot rest plugs, firing pins are arranged in the first sliding holes in a sliding mode, and foot rest springs are connected between the firing pins and the foot rest plugs. The spring is added in the installation process of the foot support, so that the unmanned aerial vehicle can receive certain buffering force when falling, the mounted articles are prevented from being collided to be damaged, meanwhile, the pressure of the body to the foot support when the unmanned aerial vehicle falls is utilized to push the foot support spring to compress, the firing pin on the foot support sleeve moves upwards to strike the ejection cushion block above, the whole gas cylinder clamping structure is loosened, the gas cylinder is driven to be taken out of the body easily, and labor cost is reduced.

Inventors

  • XU WEIQIANG
  • SHI QING
  • CHENG LIANG
  • WU GUOHAO

Assignees

  • 氢鹏科技(浙江)有限公司

Dates

Publication Date
20260512
Application Date
20231222

Claims (9)

  1. 1. The utility model provides an unmanned aerial vehicle plays and falls buffer frame, including unmanned aerial vehicle fuselage (1), rotor (2) and gas bottle (3), its characterized in that, be equipped with a plurality of foot rest sleeve (4) in unmanned aerial vehicle fuselage (1), install fixed mounting sleeve (5) in foot rest sleeve (4), install in fixed mounting sleeve (5) and be equipped with inner skleeve (6), it is equipped with foot support (7) to adjust the inner skleeve (6) interior, be equipped with foot rest end cap (8) and top of a tower end cap (9) in fixed mounting sleeve (5), it has first slide hole (10) to open on foot rest end cap (8), it is equipped with striker (11) to slide in first slide hole (10), striker (11) with foot rest spring (12) are connected with between foot rest end cap (8), it has second slide hole (13) to open on top of a tower end cap (9), it is equipped with clamping lever (14) to slide in second slide hole (13), clamping lever (14) bottom is equipped with ejecting cushion (15), top of a tower (15) and top of a tower end cap (9) are connected with between clamping spring (16) and the top of a tower (19) all have extension flange (15).
  2. 2. A unmanned aerial vehicle landing buffer frame according to claim 1, wherein the inner adjusting sleeve (6) passes through the foot rest sleeve (4).
  3. 3. The unmanned aerial vehicle lifting buffer frame according to claim 1, wherein the adjusting inner sleeve (6) and the tower top plug (9) are respectively provided with an O-shaped sealing ring (17), and the O-shaped sealing rings (17) are respectively in friction contact with the foot support (7) and the clamping rod (14).
  4. 4. An unmanned aerial vehicle landing buffer frame according to claim 1, wherein the inner adjustment sleeve (6) is screwed into the fixed mounting sleeve (5) by means of a screw assembly (18).
  5. 5. The unmanned aerial vehicle lifting buffer frame according to claim 1, wherein a partition plate (20) is arranged in the middle of the fixed mounting sleeve (5), and a middle through hole (21) is formed in the partition plate (20).
  6. 6. The unmanned aerial vehicle landing buffer frame according to claim 5, wherein the foot rest plug (8) is located below the partition (20), and the ejection pad (15) is located above the partition (20).
  7. 7. An unmanned aerial vehicle landing buffer frame according to claim 1, wherein the fixed mounting sleeve (5) is provided with a guide rail (22), and the left side of the flange edge (19) on the ejection cushion block (15) is provided with a guide block (23).
  8. 8. An unmanned aerial vehicle lifting buffer frame according to claim 1, wherein a gas cylinder clamping mechanism (24) is arranged between the tops of the clamping rods (14), the gas cylinder clamping mechanism (24) comprises bearing blocks (25) and binding bands (26), and the binding bands (26) are connected between every two bearing blocks (25).
  9. 9. An unmanned aerial vehicle landing buffer frame according to claim 1, wherein 2 air pressure balance holes (27) are formed in the foot rest plug (8).

Description

Unmanned aerial vehicle plays and falls buffer frame Technical Field The invention belongs to the technical field of unmanned aerial vehicles, and particularly relates to an unmanned aerial vehicle landing buffer frame. Background The multi-rotor unmanned aerial vehicle is a special unmanned rotor unmanned aerial vehicle with three or more rotor shafts, can generate lifting thrust through various power, and can mount and convey objects on the unmanned aerial vehicle body in some cases besides normal flight functions. Therefore, the unmanned aerial vehicle has relatively high energy consumption, and in the actual use process, the unmanned aerial vehicle needs frequent replacement such as battery and other energy sources. In the field of hydrogen power unmanned aerial vehicles, a hydrogen cylinder belongs to a part which needs to be replaced frequently and is used for guaranteeing attendance continuity of the hydrogen power unmanned aerial vehicle, a conventional hydrogen cylinder fixing structure is fixed by using fixing modes such as a guide rail, a buckle and a binding belt, the conventional hydrogen cylinder fixing structure needs to be manually contacted and manually fixed after landing, then the hydrogen cylinder is taken out, a certain labor cost exists, and when an unmanned aerial vehicle body directly lands, mounted expensive articles and components are damaged due to collision. Therefore, the buffer force can be provided for the unmanned aerial vehicle, collision damage of the mounted articles is avoided, the fixed structure can be driven to be automatically relieved in the buffer process, and the gas cylinder can be easily replaced by the buffer landing gear of the unmanned aerial vehicle. Disclosure of Invention The invention aims to provide a buffer landing gear of an unmanned aerial vehicle so as to solve the problems in the background art. In order to achieve the purpose, the invention provides the technical scheme that the unmanned aerial vehicle lifting buffer frame comprises an unmanned aerial vehicle body, a rotor wing and a gas cylinder, wherein a plurality of foot rest sleeves are arranged at the inner bottom of the unmanned aerial vehicle body, fixed installation sleeves are arranged in the foot rest sleeves, an adjusting inner sleeve is arranged in the fixed installation sleeves, a foot support is arranged in the adjusting inner sleeve in a sliding mode, a foot rest plug and a tower top plug are arranged in the fixed installation sleeves, a first sliding hole is formed in the foot rest plug, a firing pin is arranged in the first sliding hole in a sliding mode, a foot rest spring is connected between the firing pin and the foot rest plug, a second sliding hole is formed in the tower top plug, a clamping rod is arranged in the second sliding hole in a sliding mode, an ejection cushion block is arranged at the bottom of the clamping rod, and a clamping spring is connected between the ejection cushion block and the tower top plug. Preferably, the adjusting inner sleeve passes through the foot rest sleeve. Preferably, the inner adjusting sleeve and the tower top plug are respectively provided with an O-shaped sealing ring, and the O-shaped sealing rings are respectively in friction contact with the foot support and the clamping rod. Preferably, the inner adjusting sleeve is screwed in the fixed mounting sleeve through a threaded component. Preferably, flange edges are arranged on the outer sides of the firing pin and the ejection cushion block in an extending mode. Preferably, a baffle is arranged in the middle of the fixed mounting sleeve, and a middle through hole is formed in the baffle. Preferably, the foot rest plug is located below the partition board, and the ejection cushion block is located above the partition board. Preferably, the fixed mounting sleeve is provided with a guide rail, and the left side of the flange edge on the ejection cushion block is provided with a guide block. Preferably, a gas cylinder clamping mechanism is arranged between the tops of the clamping rods and comprises bearing seats and binding bands, and the binding bands are connected between every two bearing seats. Preferably, the foot rest plug is provided with 2 air pressure balance holes. Compared with the prior art, the unmanned aerial vehicle has the beneficial effects that in the structure, the supporting parts for lifting and lying of the unmanned aerial vehicle are formed by installing the foot support, the distance between the unmanned aerial vehicle and the ground when the unmanned aerial vehicle falls is prolonged, the unmanned aerial vehicle and a plurality of expensive mounting and components of the unmanned aerial vehicle are further protected, the spring is added in the installation process of the foot support, so that the unmanned aerial vehicle can receive certain buffering force when falling, the mounted objects are prevented from being damaged by collision, meanwhile, the pressure of the u