CN112644710B

CN112644710B - Mountain area electric power patrols and examines with four rotor unmanned aerial vehicle that take off and prevent empting structure

Info

Publication number: CN112644710B
Application number: CN202011562715.8A
Authority: CN
Inventors: 张德华; 史二东; 张妮娜; 唐晨森; 杨霄
Original assignee: Henan University
Current assignee: Henan Mirror Instrument Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2022-10-18
Anticipated expiration: 2040-12-25
Also published as: CN112644710A

Abstract

The invention discloses a quadrotor unmanned aerial vehicle with a flying and anti-toppling structure for power inspection in mountainous areas, which comprises unmanned aerial vehicle equipment and an anti-toppling device, wherein the anti-toppling device is installed at the lower end of the unmanned aerial vehicle equipment, a machine body moves upwards to drive a first telescopic column connected with the lower end, when blades rotate, air flow blows rotary blades installed on two sides of a supporting column, the rotary blades drive a first rotating shaft to rotate, the first rotating shaft rotates to drive a rotating disc, the rotating disc drives a second rotating shaft through a first belt after rotating, the second rotating shaft rotates to enable fan blades to blow air, after the unmanned aerial vehicle equipment drives the first telescopic column to continuously ascend, air inlet holes are level with the fan blades, air flow generated by rotation of the fan blades enters from air inlet holes to push the lower ends of the claw hooks, so that the claw hooks can be naturally opened, the unmanned aerial vehicle equipment can take off upwards, the claw hooks can fall off with the unmanned aerial vehicle equipment after the unmanned aerial vehicle equipment takes off to a certain height, and the unmanned aerial vehicle equipment is effectively prevented from toppling over in the taking-off process.

Description

Mountain area electric power patrols and examines with four rotor unmanned aerial vehicle that take off and prevent empting structure

Technical Field

The invention relates to the technical field of quad-rotor unmanned aerial vehicles, in particular to a quad-rotor unmanned aerial vehicle with a lifting and anti-toppling structure for power inspection in mountainous areas.

Background

Four rotor type hummingbird unmanned aerial vehicle is a novel unmanned aerial vehicle developed by us researchers. It uses hawk as inspiration, compares with other unmanned aerial vehicle, has characteristics such as light in weight, fast, that grab power is strong. Researchers may improve the field of vision of the unmanned aerial vehicle, improve the landing technology of the unmanned aerial vehicle or further improve the gripper in the future, and meanwhile, the unmanned aerial vehicle can be used for replacing manual inspection in the current mountain area inspection.

However, when present unmanned aerial vehicle patrols and examines in the mountain area, unmanned aerial vehicle can place and take off on ground, and present unmanned aerial vehicle does not have the anti-overturning device that takes off, leads to some unmanned aerial vehicle can be because some mountain area surrounding environment is complicated when taking off, leads to unmanned aerial vehicle to crash after taking off.

The problems described above are addressed. Therefore, the four-rotor unmanned aerial vehicle with the takeoff and anti-toppling structure for mountain power inspection is provided.

Disclosure of Invention

The invention aims to provide a four-rotor unmanned aerial vehicle with a flying and toppling prevention structure for power inspection in mountainous areas, when blades rotate, airflow blows rotating blades arranged on two sides of a supporting column, the rotating blades drive a first rotating shaft to rotate, the first rotating shaft rotates to drive a rotating disc, the rotating disc drives a second rotating shaft through a first belt after rotating, the second rotating shaft rotates to blow fan blades, after unmanned aerial vehicle equipment drives a first telescopic column to continuously ascend, an air inlet hole is flush with the fan blades, airflow generated by rotation of the fan blades enters from the air inlet hole to push the lower ends of claw hooks, so that the claw hooks can be opened naturally, the unmanned aerial vehicle equipment can take off upwards at the moment, the claw hooks can fall off with the unmanned aerial vehicle equipment after the unmanned aerial vehicle equipment takes off to a certain height, the unmanned aerial vehicle equipment is effectively prevented from toppling in the taking-off process, and the problems in the background technology are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a quad-rotor unmanned aerial vehicle with a flying and toppling prevention structure for electric power inspection in mountainous areas comprises unmanned aerial vehicle equipment and a toppling prevention device, wherein the toppling prevention device is installed at the lower end of the unmanned aerial vehicle equipment;

the anti-toppling device comprises a bearing plate, ground spines, supporting columns, air blowing boxes and first telescopic columns, the ground spines are installed at the lower ends of the bearing plate, the supporting columns are installed at the upper ends of the bearing plate, the air blowing boxes are installed at the two ends of the supporting columns, and the first telescopic columns are installed in inner cavities of the supporting columns.

Further, the support column comprises a first rack and a first stop block, the first rack is installed on one side of the inner cavity of the support column, and the first stop block is installed in the inner cavity of the support column.

Further, the case of blowing includes first rotation axis, the swivel leaf, first rotary disk, first belt, the second rotary disk, second rotation axis and flabellum, first rotation axis is installed to the one side of case of blowing, the swivel leaf is installed to the one end of first rotation axis, first rotary disk is installed to the opposite side of first rotation axis, the surface mounting of first rotary disk has first belt, the second rotary disk is installed to the other end of first belt, the second rotation axis is installed to one side of second rotary disk, the flabellum is installed to the other end of second rotation axis, and the second rotation axis is connected in the inner chamber of case of blowing.

Further, first flexible post includes fresh air inlet, second dog, claw colludes, linkage subassembly, recess, bottom plate, gasbag and spout, and the fresh air inlet has been seted up to the both sides of first flexible post, and the front and the back mounted of first flexible post have the second dog, and the linkage subassembly is installed to the inner chamber of first flexible post, and the inner chamber bottom surface of first flexible post is seted up flutedly, and the bottom plate is installed to the inner chamber bottom surface of recess, and the gasbag is installed to the lower extreme of bottom plate, and the spout has been seted up to the inner chamber of first flexible post.

Furthermore, a lug is arranged on one side of the lower end of the claw hook.

Further, the linkage assembly comprises a first gear, a connecting shaft, a second belt, a second gear, a second rack and a connecting rod, the connecting shaft penetrates through the front face of the first gear, the second belt is installed at one end of the connecting shaft, the second gear is installed at one end of the second belt, the second rack is connected to one side of the second gear in a meshed mode, a pair of connecting rods are installed at the upper end of the second rack, and the other end of each connecting rod is connected to the bump;

the limiting blocks are installed at the lower ends of the front side and the back side of the second rack and located in the inner cavity of the sliding groove.

Further, the bottom plate includes first gas pocket, the subassembly that admits air, second gas pocket and exhaust subassembly, and first gas pocket has been seted up on the surface of bottom plate, and the subassembly that admits air is installed to the upper end of bottom plate, and the second gas pocket has been seted up to the lower extreme of the subassembly that admits air, and exhaust subassembly is installed to the inner chamber in second gas pocket.

Further, the air inlet assembly comprises a first baffle, a first spring and a second baffle, the first baffle is installed at the lower end of the air inlet assembly, the first spring is installed on the outer surface of the first baffle, the second baffle is installed at the upper end of the air inlet assembly, and the inner cavity of the air inlet assembly is hollow.

Further, the exhaust assembly comprises a second telescopic column and a second spring, the second telescopic column is installed at the upper end of the exhaust assembly, and the second spring is installed on the outer surface of the second telescopic column.

Compared with the prior art, the invention has the following beneficial effects:

1. when the unmanned aerial vehicle equipment needs to take off, the ground thorns installed at the lower end of the bearing plate are inserted into the ground, the connecting plate installed at the lower end of the machine body is connected with the claw hooks, then the driving motor rotates to drive the blades to take off, the machine body moves upwards to drive the first telescopic column connected with the lower end, when the blades rotate, air flow blows rotating blades installed on two sides of the supporting column, the rotating blades drive the first rotating shaft to rotate, the first rotating shaft rotates to drive the rotating disc, the rotating disc drives the second rotating shaft through the first belt after rotating, the second rotating shaft rotates to blow the fan blades, after the unmanned aerial vehicle equipment drives the first telescopic column to continuously rise, when the air inlet hole is flush with the fan blades, air flow generated by rotation of the fan blades enters from the air inlet hole to push the lower ends of the claw hooks, so that the claw hooks can be naturally opened, the unmanned aerial vehicle equipment can upwards, and the claw hook equipment can fall off with the unmanned aerial vehicle equipment only after the unmanned aerial vehicle equipment reaches a certain height, and the falling of the unmanned aerial vehicle equipment can be effectively prevented from falling off in the taking off process.

2. According to the four-rotor unmanned aerial vehicle with the flying and falling prevention structure for the power inspection in the mountainous area, after the unmanned aerial vehicle device takes off, the first telescopic column moves upwards, when the first telescopic column moves to a certain height, the first gear on one side of the first telescopic column is meshed with the first rack, the first telescopic column is driven by the unmanned aerial vehicle device continuously, the first gear rotates to drive the second gear to rotate through the second belt, the second gear rotates to drive the second rack to move downwards, the second rack moves downwards to drive the connecting rod connected to the upper end, and the connecting rod pulls the connected claw hook, so that the unmanned aerial vehicle device can be separated from the claw hook, the phenomenon that the claw hook is automatically separated after the unmanned aerial vehicle device rises is realized, the unmanned aerial vehicle device takes off conveniently, and the matching effect with a fan blade is better.

3. According to the quadrotor unmanned aerial vehicle with the flying and falling prevention structure for the power inspection in the mountainous area, when the lower end of the claw hook contracts inwards at the same time when the fan blade blows, the wind blown by the fan blade can blow to the groove along the lower end of the claw hook, after the air flow in the groove is increased, the air flow backs off the first baffle, the air flow blows to the air bag along the first air hole, the air bag can expand under the blowing of the fan blade, so that after the first telescopic column is separated from the unmanned aerial vehicle equipment, when the first telescopic column falls freely, the air bag can buffer the impact of the bottom surface to the first telescopic column, and when the first telescopic column needs to be used again, the first telescopic column can be pressed downwards, at the moment, the air pressure in the inner cavity of the air bag backs off the exhaust assembly, the air flow can be discharged along the inner cavity of the air inlet assembly, and the unmanned aerial vehicle equipment can take off again conveniently.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of a partially disassembled structure of the unmanned aerial vehicle device of the present invention;

FIG. 3 is a schematic structural view of the anti-toppling device of the present invention;

FIG. 4 is a schematic view of a first telescopic column according to the present invention;

FIG. 5 is a schematic view of the internal structure of the support post of the present invention;

fig. 6 is a schematic view of the internal structure of the blow box according to the invention;

FIG. 7 is a schematic view of the internal structure of the first telescopic column of the present invention;

FIG. 8 is an enlarged view of the structure at A in FIG. 7 according to the present invention;

fig. 9 is a schematic view of the bottom plate structure of the present invention.

In the figure: 1. an unmanned aerial vehicle device; 11. a body; 12. a drive motor; 13. a paddle; 14. connecting blocks; 15. a connecting plate; 2. an anti-toppling device; 21. a bearing plate; 22. puncturing with the ground; 23. a support pillar; 231. a first rack; 232. a first stopper; 24. a blow box; 241. a first rotating shaft; 242. rotating the leaf; 243. a first rotating disk; 244. a first belt; 245. a second rotating disk; 246. a second rotation shaft; 247. a fan blade; 25. a first telescopic column; 251. an air inlet hole; 252. a second stopper; 253. a claw hook; 2531. a bump; 254. a linkage assembly; 2541. a first gear; 2542. a connecting shaft; 2543. a second belt; 2544. a second gear; 2545. a second rack; 25451. a limiting block; 2546. a connecting rod; 255. a groove; 256. a base plate; 2561. a first air hole; 2562. an air intake assembly; 25621. a first baffle; 25622. a first spring; 25623. a second baffle; 2563. a second air hole; 2564. an exhaust assembly; 25641. a second telescopic column; 25642. a second spring; 257. an air bag; 258. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example one

Please refer to fig. 1-2, a mountain area electric power is patrolled and examined with four rotor unmanned aerial vehicle who flies to prevent empting structure, including unmanned aerial vehicle equipment 1 and prevent empting device 2, prevent empting device 2 is installed to unmanned aerial vehicle equipment 1's lower extreme, unmanned aerial vehicle equipment 1 includes fuselage 11, driving motor 12, paddle 13, connecting block 14 and connecting plate 15, driving motor 12 is installed in the upper end four corners of fuselage 11, paddle 13 is installed to driving motor 12's upper end, connecting block 14 is installed to the lower extreme of fuselage 11, connecting plate 15 is installed to the lower extreme of connecting block 14, prevent empting device 2 is installed to the lower extreme of connecting plate 15.

Referring to fig. 3, the anti-toppling device 2 includes a bearing plate 21, ground thorns 22, support columns 23, air blowing boxes 24 and first telescopic columns 25, the ground thorns 22 are installed at the lower end of the bearing plate 21, the support columns 23 are installed at the upper end of the bearing plate 21, the air blowing boxes 24 are installed at the two ends of the support columns 23, and the first telescopic columns 25 are installed in the inner cavities of the support columns 23.

Referring to fig. 4-7, the supporting column 23 includes a first rack 231 and a first stopper 232, the first rack 231 is installed on one side of an inner cavity of the supporting column 23, the first stopper 232 is installed on the inner cavity of the supporting column 23, the blow box 24 includes a first rotating shaft 241, a rotating vane 242, a first rotating disc 243, a first belt 244, a second rotating disc 245, a second rotating shaft 246 and fan blades 247, the first rotating shaft 241 is installed on one side of the blow box 24, the rotating vane 242 is installed on one end of the first rotating shaft 241, the first rotating disc 243 is installed on the other side of the first rotating shaft 241, the first belt 244 is installed on the outer surface of the first rotating disc 243, the second rotating disc 245 is installed on the other end of the first belt 244, the second rotating shaft 246 is installed on one side of the second rotating disc 245, the fan blades 247 are installed on the other end of the second rotating shaft 246, and the second rotating shaft 246 is connected to the inner cavity of the blow box 24, when the unmanned aerial vehicle equipment 1 needs to take off, the ground thorn 22 arranged at the lower end of the bearing plate 21 is inserted into the ground, the connecting plate 15 arranged at the lower end of the machine body 11 is connected with the claw hook 253, then the driving motor 12 rotates to drive the paddle 13 to take off, the machine body 11 moves upwards to drive the first telescopic column 25 connected with the lower end, when the paddle 13 rotates, the air flow blows the rotary blades 242 arranged at two sides of the support column 23, the rotary blades 242 drive the first rotating shaft 241 to rotate, the first rotating shaft 241 rotates to drive the rotary disc 243, the rotary disc 243 rotates to drive the second rotating shaft 246 through the first belt 244, the second rotating shaft 246 rotates to blow air to the fan blade 247, after the unmanned aerial vehicle equipment 1 drives the first telescopic column 25 to continuously rise, the air inlet hole 251 is flush with the fan blade 247, the air flow generated by the rotation of the fan blade 247 enters from the air inlet hole 251 to push the lower end of the claw hook 253, so that the claw hook 253 can be naturally opened, at this moment, the unmanned aerial vehicle device 1 can upwards take off, the claw colludes 253 can only drop with the unmanned aerial vehicle device 1 after the unmanned aerial vehicle device 1 takes off to a take-off height, effectively prevent that the unmanned aerial vehicle device 1 from toppling over at the in-process of taking off, first flexible post 25 includes fresh air inlet 251, second stopper 252, the claw colludes 253, linkage assembly 254, recess 255, bottom plate 256, gasbag 257 and spout 258, fresh air inlet 251 has been seted up to the both sides of first flexible post 25, the front and the back mounted of first flexible post 25 have second stopper 252, linkage assembly 254 is installed to the inner chamber of first flexible post 25, recess 255 is seted up to the inner chamber bottom surface of first flexible post 25, bottom plate 256 is installed to the inner chamber bottom surface of recess 255, gasbag 257 is installed to the lower extreme of bottom plate 256, spout 258 has been seted up to the inner chamber of first flexible post 25.

Referring to fig. 7-8, a bump 2531 is installed on one side of a lower end of the claw hook 253, the linkage assembly 254 includes a first gear 2541, a connecting shaft 2542, a second belt 2543, a second gear 2544, a second rack 2545, a stopper 25451 is installed on a front surface and a back surface of the second rack 2545, the stopper 25451 is located in an inner cavity of the sliding groove 258, a connecting rod 2546 is installed on a front surface of the first gear 2541, the second belt 2543 is installed on one end of the connecting shaft 2542, the second gear 2544 is installed on one end of the second belt 2543, one side of the second gear 2544 is engaged with the second rack 2545, a pair of connecting rods 2546 is installed on an upper end of the second rack 2545, and the other end of the connecting rod 2546 is connected to the bump 2531, when the unmanned aerial vehicle apparatus 1 is moved up, when the first telescopic column 25 is moved to a certain height, the first telescopic column 25 is engaged with the first rack 231, the first telescopic column 25 is located on one side, the first telescopic column is located on the lower end of the first rack 2545, the first telescopic column 2543, the unmanned aerial vehicle can be driven by the connecting rod 2544 to rotate, thereby driving the unmanned aerial vehicle 253 to move up and the claw hook 253, the unmanned aerial vehicle can be driven by the second rack 2544, and the unmanned vehicle to rotate by the claw hook 2545, thereby driving the unmanned vehicle to drive the unmanned vehicle to rotate.

Example two

Please refer to fig. 1-2, a mountain area electric power patrols and examines four rotor unmanned aerial vehicles with preventing empting structure that flies, including unmanned aerial vehicle equipment 1 and preventing empting device 2, prevent empting device 2 is installed to unmanned aerial vehicle equipment 1's lower extreme, unmanned aerial vehicle equipment 1 includes fuselage 11, driving motor 12, paddle 13, connecting block 14 and connecting plate 15, driving motor 12 is installed in the upper end four corners of fuselage 11, paddle 13 is installed to driving motor 12's upper end, connecting block 14 is installed to fuselage 11's lower extreme, connecting plate 15 is installed to connecting block 14's lower extreme, prevent empting device 2 is installed to connecting plate 15's lower extreme.

Referring to fig. 3, the anti-toppling device 2 includes a bearing plate 21, ground thorns 22, support columns 23, air blowing boxes 24 and first telescopic columns 25, the ground thorns 22 are mounted at the lower end of the bearing plate 21, the support columns 23 are mounted at the upper end of the bearing plate 21, the air blowing boxes 24 are mounted at two ends of the support columns 23, and the first telescopic columns 25 are mounted in inner cavities of the support columns 23.

Referring to fig. 4-7, the supporting column 23 includes a first rack 231 and a first stopper 232, the first rack 231 is installed on one side of an inner cavity of the supporting column 23, the first stopper 232 is installed on the inner cavity of the supporting column 23, the blow box 24 includes a first rotating shaft 241, a rotating vane 242, a first rotating disc 243, a first belt 244, a second rotating disc 245, a second rotating shaft 246 and fan blades 247, the first rotating shaft 241 is installed on one side of the blow box 24, the rotating vane 242 is installed on one end of the first rotating shaft 241, the first rotating disc 243 is installed on the other side of the first rotating shaft 241, the first belt 244 is installed on the outer surface of the first rotating disc 243, the second rotating disc 245 is installed on the other end of the first belt 244, the second rotating shaft 246 is installed on one side of the second rotating disc 245, the fan blades 247 are installed on the other end of the second rotating shaft 246, and the second rotating shaft 246 is connected to the inner cavity of the blow box 24, when the unmanned aerial vehicle equipment 1 needs to take off, the ground thorn 22 arranged at the lower end of the bearing plate 21 is inserted into the ground, the connecting plate 15 arranged at the lower end of the machine body 11 is connected with the claw hook 253, then the driving motor 12 rotates to drive the paddle 13 to take off, the machine body 11 moves upwards to drive the first telescopic column 25 connected with the lower end, when the paddle 13 rotates, the air flow blows the rotary blades 242 arranged at two sides of the support column 23, the rotary blades 242 drive the first rotating shaft 241 to rotate, the first rotating shaft 241 rotates to drive the rotary disc 243, the rotary disc 243 rotates to drive the second rotating shaft 246 through the first belt 244, the second rotating shaft 246 rotates to blow air to the fan blade 247, after the unmanned aerial vehicle equipment 1 drives the first telescopic column 25 to continuously rise, the air inlet hole 251 is flush with the fan blade 247, the air flow generated by the rotation of the fan blade 247 enters from the air inlet hole 251 to push the lower end of the claw hook 253, so that the claw hook 253 can be naturally opened, at this moment, unmanned aerial vehicle equipment 1 can upwards take off, unmanned aerial vehicle equipment 1 takes off and just can drop with unmanned aerial vehicle equipment 1 to the high back claw that takes off, effectively prevent that unmanned aerial vehicle equipment 1 from empting at the in-process of taking off, first flexible post 25 includes fresh air inlet 251, second dog 252, the claw colludes 253, linkage subassembly 254, recess 255, bottom plate 256, gasbag 257 and spout 258, fresh air inlet 251 has been seted up to the both sides of first flexible post 25, the front and the back mounted of first flexible post 25 have second dog 252, linkage subassembly 254 is installed to the inner chamber of first flexible post 25, recess 255 is seted up to the inner chamber bottom surface of first flexible post 25, bottom plate 256 is installed to the inner chamber bottom surface of recess 255, gasbag 257 is installed to the lower extreme of bottom plate 256, spout 258 has been seted up to the inner chamber of first flexible post 25.

Referring to fig. 9, the bottom plate 256 includes a first air hole 2561 and an air intake assembly 2562, the air intake assembly 2562 includes a first baffle 25621, a first spring 25622 and a second baffle 25623, the lower end of the air intake assembly 2562 is provided with the first baffle 25621, the outer surface of the first baffle 25621 is provided with the first spring 25622, the upper end of the air intake assembly 2562 is provided with the second baffle 25623, an inner cavity of the air intake assembly 2562 is hollow, the second air hole 2563 and the air exhaust assembly 2564, the air exhaust assembly 2564 includes a second telescopic column 25641 and a second spring 25642, the upper end of the air exhaust assembly 2564 is provided with the second telescopic column 25641, the outer surface of the second telescopic column 25641 is provided with the second spring 25642, the surface of the bottom plate 256 is provided with the first air hole 2561, the upper end of the bottom plate 256 is provided with the air intake assembly 2562, the lower end of the air intake assembly 2562 is provided with the second air hole 2563, exhaust assembly 2564 is installed to the inner chamber of second gas pocket 2563, when the lower extreme of claw 253 is blown down at flabellum 247 and is simultaneously to the inboard shrink, the wind that flabellum 247 blows then can blow to recess 255 along the lower extreme of claw 253, the inside air current of recess 255 increases the back, first baffle 25621 is opened on the air current top, the air current blows to gasbag 257 along first gas pocket 2561, gasbag 257 can be expanded under the blowing of flabellum 247 this moment, thereby make first flexible post 25 break away from behind unmanned aerial vehicle equipment 1, when first flexible post 25 freely falls, gasbag 257 can cushion the impact of bottom to first flexible post 25, and when first flexible post 25 needs to use once more, can press first flexible post 25 downwards, exhaust assembly 2564 is opened on the atmospheric pressure top of gasbag 257 inner chamber this moment, the air current then can be discharged along the inner chamber of air inlet assembly 2562, make things convenient for takeoff once more of unmanned aerial vehicle equipment 1.

In summary, the following steps: the invention provides a quadrotor unmanned aerial vehicle with a flying and toppling prevention structure for power inspection in mountainous areas, when an unmanned aerial vehicle device 1 needs to take off, a ground thorn 22 arranged at the lower end of a bearing plate 21 is inserted into the ground, a connecting plate 15 arranged at the lower end of a machine body 11 is connected with a claw 253, then a driving motor 12 rotates to drive a blade 13 to take off, the machine body 11 moves upwards to drive a first telescopic column 25 connected with the lower end, when the blade 13 rotates, airflow blows rotating blades 242 arranged at two sides of a supporting column 23, the rotating blades 242 drive a first rotating shaft 241 to rotate, the first rotating shaft 241 rotates to drive a rotating disc 243, the rotating disc 243 rotates to drive a second rotating shaft 246 through a first belt 244, the second rotating shaft 246 rotates to blow air to a fan blade 247, after the unmanned aerial vehicle device 1 drives the first telescopic column 25 to continuously rise, an air inlet hole 251 is flush with the fan blade 247, airflow generated by rotation of the fan blade 247 enters from the air inlet hole 251, the lower end of the claw hook 253 is pushed, so that the claw hook 253 can be naturally opened, at the moment, the unmanned aerial vehicle device 1 can upwards take off, the claw hook 253 can only fall off from the unmanned aerial vehicle device 1 after the unmanned aerial vehicle device 1 takes off to a certain height, the unmanned aerial vehicle device 1 is effectively prevented from toppling over in the taking off process, after the unmanned aerial vehicle device 1 takes off, the first telescopic column 25 upwards moves, when the first telescopic column 25 moves to a certain height, the first gear 2541 on one side of the first telescopic column 25 is meshed and connected with the first rack 231, the first telescopic column 25 is driven continuously by the unmanned aerial vehicle device 1, the first gear 2541 rotates to drive the second gear 2544 to rotate through the second belt 2543, the second gear 2544 rotates to drive the second rack 2545 to downwards move, after the second rack 2545 downwards moves, the connecting rod 2546 connected to the upper end is driven, the connecting rod 2546 pulls the connected claw hook 253, thereby make unmanned aerial vehicle equipment 1 can break away from claw 253, thereby realize that unmanned aerial vehicle equipment 1 rises the back, the automatic phenomenon that breaks away from of claw 253, make things convenient for taking off of unmanned aerial vehicle equipment 1, and it is better with flabellum 247 cooperation effect, when the lower extreme of claw 253 blows down when the inboard shrink simultaneously, the wind that flabellum 247 blew then can blow to recess 255 along the lower extreme of claw 253, after the inside air current of recess 255 increases, first baffle 25621 is opened on the air current top, the air current blows to gasbag 257 along first venthole 2561, gasbag 257 can expand under the blowing of flabellum 247 this moment, thereby make first flexible post 25 after breaking away from unmanned aerial vehicle equipment 1, when first flexible post 25 free fall, gasbag 257 can cushion the impact of bottom to first flexible post 25, and when first flexible post 25 need use once more, can press first flexible post 25 downwards, the atmospheric pressure top of gasbag 257 inner chamber at this moment opens exhaust assembly 2564, the air current then can discharge along the inner chamber 2562 of subassembly that admits air, make things convenient for taking off once more of equipment 1 again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mountain area electric power is patrolled and examined with four rotor unmanned aerial vehicle that take off and prevent empting structure, includes unmanned aerial vehicle equipment (1) and anti-overturning device (2), its characterized in that are installed to the lower extreme of unmanned aerial vehicle equipment (1): the unmanned aerial vehicle equipment (1) comprises a machine body (11), driving motors (12), blades (13), connecting blocks (14) and connecting plates (15), wherein the driving motors (12) are installed at four corners of the upper end of the machine body (11), the blades (13) are installed at the upper ends of the driving motors (12), the connecting blocks (14) are installed at the lower end of the machine body (11), the connecting plates (15) are installed at the lower ends of the connecting blocks (14), and anti-toppling devices (2) are installed at the lower ends of the connecting plates (15);

the anti-toppling device (2) comprises a bearing plate (21), ground thorns (22), supporting columns (23), air blowing boxes (24) and first telescopic columns (25), the ground thorns (22) are installed at the lower end of the bearing plate (21), the supporting columns (23) are installed at the upper ends of the bearing plate (21), the air blowing boxes (24) are installed at two ends of the supporting columns (23), and the first telescopic columns (25) are installed in inner cavities of the supporting columns (23);

the supporting column (23) comprises a first rack (231) and a first stop block (232), the first rack (231) is installed on one side of the inner cavity of the supporting column (23), and the first stop block (232) is installed in the inner cavity of the supporting column (23);

the blowing box (24) comprises a first rotating shaft (241), a rotating blade (242), a first rotating disc (243), a first belt (244), a second rotating disc (245), a second rotating shaft (246) and fan blades (247), wherein the first rotating shaft (241) is installed at one side of the blowing box (24), the rotating blade (242) is installed at one end of the first rotating shaft (241), the first rotating disc (243) is installed at the other side of the first rotating shaft (241), the first belt (244) is installed on the outer surface of the first rotating disc (243), the second rotating disc (245) is installed at the other end of the first belt (244), the second rotating shaft (246) is installed at one side of the second rotating disc (245), the fan blades (247) are installed at the other end of the second rotating shaft (246), and the second rotating shaft (246) is connected to the inner cavity of the blowing box (24);

the first telescopic column (25) comprises an air inlet hole (251), a second stopper (252), a claw hook (253), a linkage assembly (254), a groove (255), a bottom plate (256), an air bag (257) and a sliding groove (258), the air inlet hole (251) is formed in two sides of the first telescopic column (25), the second stopper (252) is arranged on the front surface and the back surface of the first telescopic column (25), the linkage assembly (254) is arranged in an inner cavity of the first telescopic column (25), the groove (255) is formed in the bottom surface of an inner cavity of the first telescopic column (25), the bottom plate (256) is arranged on the bottom surface of the inner cavity of the groove (255), the air bag (257) is arranged at the lower end of the bottom plate (256), and the sliding groove (258) is formed in the inner cavity of the first telescopic column (25);

a lug (2531) is arranged on one side of the lower end of the claw hook (253);

the linkage assembly (254) comprises a first gear (2541), a connecting shaft (2542), a second belt (2543), a second gear (2544), a second rack (2545) and a connecting rod (2546), wherein the connecting shaft (2542) is installed on the front face of the first gear (2541) in a penetrating mode, the second belt (2543) is installed at one end of the connecting shaft (2542), the second gear (2544) is installed at one end of the second belt (2543), the second rack (2545) is connected to one side of the second gear (2544) in a meshing mode, a pair of connecting rods (2546) are installed at the upper end of the second rack (2545), and the other end of the connecting rod (2546) is connected to the lug (2531);

the front and back lower extreme of second rack (2545) installs stopper (25451), and stopper (25451) are located spout (258) inner chamber.

2. The quad-rotor unmanned aerial vehicle with the anti-tipping structure for mountain area power inspection, according to claim 1, is characterized in that: bottom plate (256) include first gas pocket (2561), air intake component (2562), second gas pocket (2563) and exhaust subassembly (2564), first gas pocket (2561) have been seted up on the surface of bottom plate (256), air intake component (2562) are installed to the upper end of bottom plate (256), second gas pocket (2563) have been seted up to the lower extreme of air intake component (2562), exhaust subassembly (2564) are installed to the inner chamber of second gas pocket (2563).

3. The quad-rotor unmanned aerial vehicle with the anti-tipping structure for mountain area power inspection, according to claim 2, wherein: the subassembly (2562) admits air includes first baffle (25621), first spring (25622) and second baffle (25623), and first baffle (25621) are installed to the lower extreme of subassembly (2562) admits air, and the surface mounting of first baffle (25621) has first spring (25622), and second baffle (25623) are installed to the upper end of subassembly (2562) admits air, and subassembly (2562) inner chamber admits air is the cavity form.

4. The quad-rotor unmanned aerial vehicle of the anti-tipping structure for mountain area power inspection according to claim 3, wherein: the exhaust assembly (2564) comprises a second telescopic column (25641) and a second spring (25642), the second telescopic column (25641) is installed at the upper end of the exhaust assembly (2564), and the second spring (25642) is installed on the outer surface of the second telescopic column (25641).