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CN-224225317-U - Landing protection equipment for unmanned aerial vehicle

CN224225317UCN 224225317 UCN224225317 UCN 224225317UCN-224225317-U

Abstract

The utility model relates to the technical field of landing protection equipment, and discloses landing protection equipment for an unmanned aerial vehicle. Through being provided with folding frivolous mounting panel and realizing quick folding and expansion through rotating hinge and small-size hydraulic push rod, under the flight condition, the mounting panel is folding to be drawn in, hug closely the fuselage, effectively reduce air resistance, promote flight efficiency, before landing, hydraulic push rod promotes the mounting panel fast and expands to horizontal position, enlarge the holding area, prepare for landing, be convenient for adapt to the demand of taking off and land in narrow and small space, cooperation antiskid balancing weight direct contact ground, increased the frictional force with ground, effectively prevent unmanned aerial vehicle to take place to slide or turn on one's side after the landing, simultaneously, the flexible protective layer of formation surrounding unmanned aerial vehicle is inflated to the buffering gasbag to the inflation box embeds the pump, effectively alleviate the impact of falling, reach the effect that improves the protection security.

Inventors

  • Ma Wenqiu
  • Yao Yinhao
  • ZHANG ZHUOYAN
  • YANG HENG

Assignees

  • 中国农业大学

Dates

Publication Date
20260512
Application Date
20250516

Claims (7)

  1. 1. The landing protection device for the unmanned aerial vehicle comprises an unmanned aerial vehicle body (1) and is characterized in that a display connection signal screen (2) is fixedly arranged on the outer wall of the unmanned aerial vehicle body (1), a mounting frame (3) is fixedly arranged at the bottom of the unmanned aerial vehicle body (1) through a fixing bolt, the mounting frame (3) is in a dispersed arch shape, a U-shaped protection frame (31) is fixedly arranged at the top of the inner wall of the mounting frame (3), and a camera (32) is arranged in the U-shaped protection frame (31); the protection buffer assembly (4) is arranged at the bottom and the outer side of the mounting frame (3); the protection buffer assembly (4) comprises: The buffer part (41) is arranged at the bottom of the mounting frame (3); The folding buffer part (42), folding buffer part (42) set up in the bottom and the outside of mounting bracket (3), and folding buffer part (42) set up in the outside of buffer part (41).
  2. 2. The landing gear for an unmanned aerial vehicle according to claim 1, wherein the buffer portion (41) comprises: The frame bottom buffer connecting columns (411) are fixedly arranged at the bottom of the mounting frame (3), and two groups of the frame bottom buffer connecting columns are symmetrically arranged; The connecting transverse rod frames (414), wherein the connecting transverse rod frames (414) are fixedly connected between the mounting frames (3) and are symmetrically arranged in two groups; The bottom of the frame bottom buffering connecting column (411) is fixedly provided with an arc buffering honeycomb plate (412), and the bottom of the arc buffering honeycomb plate (412) is fixedly provided with a buffering bottom pad (413).
  3. 3. The landing gear for an unmanned aerial vehicle according to claim 2, wherein the bottom of the connecting beam frame (414) is fixedly provided with a mounting light plate (415), and two groups are symmetrically arranged, the bottom of the mounting light plate (415) is fixedly provided with a buffer damper (416), two groups are respectively arranged at corners, the bottom of the buffer damper (416) is fixedly provided with a buffer plate (417), and the two groups are respectively arranged at the inner sides of the frame bottom buffer connection columns (411).
  4. 4. The landing gear for an unmanned aerial vehicle according to claim 1, wherein the folding buffer portion (42) comprises: The fixed long plates (421) are fixedly arranged on the outer wall of the arc-shaped buffering honeycomb plate (412) through mounting nails, and two groups of fixed long plates (421) are arranged; The inflation box (4211), the inflation box (4211) is fixedly arranged at the top of the unmanned aerial vehicle body (1); The outer wall fixed mounting of fixed longboard (421) has rotation hinge (422), the other end outer wall fixed mounting of rotation hinge (422) has folding frivolous mounting panel (423), the even fixed mounting of top equidistance of folding frivolous mounting panel (423) has fixed pin (424).
  5. 5. The lifting protection device for the unmanned aerial vehicle according to claim 4, wherein a small hydraulic rod seat (425) is arranged below the fixed long plate (421), the small hydraulic rod seat (425) is fixedly arranged on the outer wall of the arc-shaped buffering honeycomb plate (412), a small hydraulic push rod (426) is fixedly arranged at the top of the small hydraulic rod seat (425), and the top of the small hydraulic push rod (426) is fixedly connected with the bottom of the folding light and thin mounting plate (423).
  6. 6. The landing protection device for an unmanned aerial vehicle according to claim 5, wherein the bottom of the folding light and thin mounting plate (423) is fixedly provided with mounting columns (427), two mounting columns are in a group, the bottom of each mounting column (427) is fixedly provided with an anti-slip balancing weight (428), the top of each anti-slip balancing weight (428) is fixedly provided with a buffer spring (429), and the buffer springs (429) are sleeved on the outer wall of each mounting column (427).
  7. 7. The landing protection device for the unmanned aerial vehicle according to claim 6, wherein a buffer airbag (4210) is fixedly installed at the bottom of the folding light and thin mounting plate (423), an inflator pump is arranged in the inflation box (4211), an inflation connecting pipe (4212) is arranged in the inflation box in a communicating mode, the inflation connecting pipe (4212) sequentially penetrates through the outer wall of the inflation box (4211) and the top of the folding light and thin mounting plate (423) in a movable mode, extends to the inside of the buffer airbag (4210), a sealing ring (4213) is sleeved on the outer wall of the inflation connecting pipe (4212), and the sealing ring (4213) is arranged at the top of the folding light and thin mounting plate (423).

Description

Landing protection equipment for unmanned aerial vehicle Technical Field The utility model relates to the technical field of landing protection equipment, in particular to landing protection equipment for an unmanned aerial vehicle. Background Unmanned aerial vehicle, which is called unmanned aerial vehicle entirely, is a unmanned aerial vehicle that is operated by a radio remote control device and a self-contained program control device or is operated entirely autonomously by a vehicle-mounted computer. The system combines the leading edge achievements of a plurality of fields such as aviation technology, communication technology, automatic control technology, sensor technology and the like, and has the advantages of flexibility, low cost, low risk and the like. With the rapid development of unmanned aerial vehicle technology, unmanned aerial vehicles are increasingly widely applied in the fields of military reconnaissance, emergency rescue, logistics distribution, agricultural plant protection, geographical mapping and the like. However, unmanned aerial vehicles face a plurality of challenges in the lifting process, particularly in the landing stage, and directly influence the operation safety and the task execution efficiency. Traditional unmanned aerial vehicle undercarriage designs tend to be comparatively simple, often adopt fixed or simple telescopic landing leg structure, and buffer performance is limited. This design is barely usable on flat, hard floors, but is not attractive when faced with complex and varying actual landing environments. In complex terrains such as mountain land, hills, sandy beach, building site, traditional undercarriage is difficult to guarantee unmanned aerial vehicle and stably lands, takes place slope, side turn and even crash accident easily. Uneven ground can lead to uneven stress of the landing gear, excessive local pressure, and damage to the landing gear or the fuselage structure. Meanwhile, the conventional landing gear is single in buffering mode, and is generally only subjected to simple spring or rubber shock absorption, so that impact energy during landing is difficult to effectively absorb. Particularly, under the condition of high-speed landing or falling from a certain height, the impact energy is huge, a single buffering mode cannot provide enough protection, damage to precise instruments in the unmanned aerial vehicle is easy to cause, and the service life of the unmanned aerial vehicle is influenced, so that the landing protection equipment for the unmanned aerial vehicle is required to be designed. Disclosure of utility model The utility model aims to provide landing protection equipment for an unmanned aerial vehicle, solves the technical problem of landing impact damage of complex terrains, and achieves the purpose of improving landing safety. The landing protection device for the unmanned aerial vehicle comprises an unmanned aerial vehicle body, wherein a display connection signal screen is fixedly installed on the outer wall of the unmanned aerial vehicle body, a mounting frame is fixedly installed at the bottom of the unmanned aerial vehicle body through a fixing bolt and is in a dispersed arch shape, a U-shaped protection frame is fixedly installed at the top of the inner wall of the mounting frame, a camera is arranged inside the U-shaped protection frame, a protection buffer assembly is arranged at the bottom and the outer side of the mounting frame and comprises a buffer part, the buffer part is arranged at the bottom of the mounting frame, a folding buffer part is arranged at the bottom and the outer side of the mounting frame and is arranged at the outer side of the buffer part. The buffer part comprises two groups of frame bottom buffer connecting columns which are fixedly arranged at the bottom of the mounting frame and are symmetrically arranged, two groups of connecting transverse rod frames which are fixedly connected between the mounting frames and are symmetrically arranged, an arc buffer honeycomb plate is fixedly arranged at the bottom of the frame bottom buffer connecting columns, and a buffer base cushion is fixedly arranged at the bottom of the arc buffer honeycomb plate. Preferably, the bottom fixed mounting who connects the crossbeam frame has the installation light board, and just totally two sets of, presents the symmetry setting, the bottom fixed mounting who installs the light board has the buffer damper, and two are a set of, totally two sets of, are located the corner respectively, the bottom fixed mounting of buffer damper has the buffer board, and totally two sets of, are located the inboard of frame bottom buffering spliced pole respectively. The folding buffering part comprises a fixed long plate fixedly arranged on the outer wall of the arc buffering honeycomb plate through mounting nails, two groups of fixed long plates are arranged, the inflatable boxes are fixedly arranged on the top of the unmanned aerial vehicle bod