CN114407758A

CN114407758A - Unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes rack and take off and land device

Info

Publication number: CN114407758A
Application number: CN202210191019.3A
Authority: CN
Inventors: 金芳芳; 陈毕升; 蒋岳; 孙婷; 童丽萍; 孙华威; 唐博; 刘道鸿
Original assignee: Zhejiang Huayun Clean Energy Co ltd
Current assignee: Zhejiang Huayun Clean Energy Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-04-29

Abstract

The application discloses unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes quick-witted nest and take off and land device, take off and land the device and include: a movable base; the lifting support is arranged on the base and can ascend and descend relative to the base; the platform is arranged on the lifting support and used for placing the unmanned aerial vehicle; locate the fixed subassembly on the platform, fixed subassembly includes first fixed strip and second fixed strip, and first fixed strip and second fixed strip can be followed and are close to each other and the direction motion of keeping away from for fix a position and the centre gripping to the unmanned aerial vehicle that is located the platform.

Description

Unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes rack and take off and land device

Technical Field

The application relates to an unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes rack and take off and land device.

Background

At present, when taking off and landing, the unmanned aerial vehicle generally directly places on the flat ground to take off, and finally controls to land in situ.

In the intelligent high-speed process of electric power inspection operation, by the mode of origin takeoff, origin landing, unmanned aerial vehicle need consider when using to leave enough electric power that comes and goes to fly for unmanned aerial vehicle's the region of patrolling and examining receives the restriction, and then has restricted work efficiency's improvement. And because the machine is usually operated in the field, a proper landing platform is not available, and certain safety risk is caused to the machine body.

Disclosure of Invention

The utility model provides an unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes quick-witted nest and take off and land device has solved among the prior art problem that unmanned aerial vehicle that electric power patrolled and examined usefulness took off and land inconveniently.

To achieve the above object, the present application provides a take-off and landing apparatus comprising:

a movable base;

the lifting support is arranged on the base and can ascend and descend relative to the base;

the platform is arranged on the lifting support and used for placing the unmanned aerial vehicle;

locate the fixed subassembly on the platform, fixed subassembly includes first fixed strip and second fixed strip, and first fixed strip and second fixed strip can be followed and are close to each other and the direction motion of keeping away from for fix a position and the centre gripping to the unmanned aerial vehicle that is located the platform.

Optionally, the lifting bracket comprises: the first end and the base of first connecting rod rotate to be connected, the second end of first connecting rod and the first end of second connecting rod rotate to be connected, the second end and the platform of second connecting rod rotate to be connected, third connecting rod and first connecting rod both are the fork form and rotate to be connected, the first end sliding connection of third connecting rod is in the base, the second end of third connecting rod and the first end of fourth connecting rod rotate to be connected, second connecting rod and fourth connecting rod both are the fork form and rotate to be connected, the second end sliding connection of fourth connecting rod is in the platform, first end through the third connecting rod slides for the base, so that the lifting support rises and descends for the base.

Optionally, the lifting supports are two symmetrically arranged groups, a supporting seat is arranged between the two third connecting rods, a crankshaft is arranged between the two fourth connecting rods, a hydraulic part is rotatably connected between the supporting seat and the crankshaft, and the first end of the third connecting rod slides relative to the base through the expansion and contraction of the hydraulic part.

Optionally, the crankshaft comprises: the first body of rod, first eccentric block, the second body of rod, second eccentric block and the third body of rod, both intervals of the first body of rod and the second body of rod set up, be equipped with first eccentric block between the first body of rod and the second body of rod between the two, the third body of rod and second eccentric block, first eccentric block and second eccentric block interval set up and connect through the third body of rod, the coaxial setting of the first body of rod and the second body of rod, first eccentric block and second eccentric block extend along the radial outside of the first body of rod, the rotation axis of the third body of rod and the rotation axis eccentric settings of the first body of rod, the third body of rod and the tip of hydraulic part rotate and connect.

Optionally, the support assembly for supporting the platform further comprises a plurality of support connecting rods and support members, all the support connecting rods are sequentially connected in a rotating mode, all the support members are sequentially connected in a rotating mode, the support connecting rods and the support members are in a crossed mode and are connected in a rotating mode, the base is provided with two support guide grooves, and the support connecting rods and the support members located at the bottom are respectively connected with different support guide grooves in a sliding mode.

Optionally, the support rod and the support rod member located at the bottom are respectively connected with a cylinder in a rotating manner, the cylinder is connected with an oblique tooth block, the oblique tooth block is connected with the support component in a matching manner, and the support component comprises: the device comprises a helical rack, an elastic part, a tooth socket, a toothed bar, a pull rod, a sliding block and a telescopic rod, wherein the helical rack is connected to the outer side of the supporting guide groove in a sliding mode and located below the helical rack block, the elastic part is arranged between the helical rack and the bottom of the outer side of the supporting guide groove, the tooth socket is arranged on the inner side of the helical rack, the toothed bar is connected to the inner side of the tooth socket in a sliding mode, the pull rod is connected to the end portion of the toothed bar in a rotating mode, the sliding block is connected with the pull rod in a rotating mode, and the telescopic rod is connected with the sliding block.

Optionally, still including the locating component who locates the base, locating component including alternate in the base and with base threaded connection's screw rod, the bottom of screw rod is equipped with the supporting disk, the bottom of screw rod is equipped with the spout, sliding connection has the locating lever in the spout, through rotatory screw rod to make the screw rod drive supporting disk and locating lever downstream, utilize the supporting disk to support the base, and utilize the locating lever card to inlay in the locating hole.

Optionally, an elastic body is arranged between the chute and the positioning rod, a straight hole penetrates through the screw rod, a straight rod penetrates through the straight hole, the bottom of the straight rod is inserted into the chute, the straight rod is provided with a butting block falling on the positioning rod, the positioning rod is provided with an insertion slot, the butting block can penetrate through the insertion slot, the bottom end of the positioning rod is provided with a frustum, a plurality of clamping plates are rotatably connected above the frustum, a pushing block is arranged on the inner side of the top of each clamping plate, and the bottom end of the straight rod is located above the pushing block; when the straight rod is rotated and the abutting block is opposite to the slot, the straight rod is continuously pressed, so that the abutting block is inserted into the slot, the straight rod abuts against the positioning rod to move downwards, the bottom of the straight rod is contacted with and extrudes the push block, and the clamping plate is turned over and unfolded in soil so as to fix the base.

Optionally, the platform comprises a pore plate, a ventilation groove is arranged below the pore plate, and the pore plate is provided with a plurality of air guide holes communicated with the ventilation groove; and/or the presence of a gas in the gas,

the platform is further provided with a motor and four driving rods, the four driving rods are arranged in a surrounding mode and are in rectangular shape, bevel gears located at the end portions are sequentially meshed for transmission, an output shaft of the motor is connected with one driving rod, each driving rod comprises a first stud and a second stud which are different in turning direction, two ends of the first fixing strip are connected with different first studs respectively, and two ends of the second fixing strip are connected with different second studs respectively.

The utility model provides an unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes quick-witted nest still includes like foretell take off and land device including the transport vechicle, and the transport vechicle is located to the take off and land device.

For above-mentioned background art, the device that takes off and land that this application provided is provided with lifting support on the base, lifting support can rise and descend for the base, and set up the platform on lifting support, utilize the platform to place unmanned aerial vehicle, be provided with fixed subassembly on the platform, fixed subassembly includes first fixed strip and second fixed strip, first fixed strip and second fixed strip can be followed and be close to each other and the direction motion of keeping away from, be used for fixing a position and centre gripping to the unmanned aerial vehicle that is located on the platform. The take-off and landing device that so sets up can adjust the height of platform, and unmanned aerial vehicle's the flying and retrieving height can be adjusted according to actual need promptly, and simultaneously, the base can remove, and unmanned aerial vehicle's take-off and landing is more nimble, obtains good take-off and landing selection for unmanned aerial vehicle to improve unmanned aerial vehicle's the regional area of patrolling and examining, improved unmanned aerial vehicle's work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of an unmanned aerial vehicle mobile nest for transmission, transformation and distribution inspection provided in the embodiment of the present application;

FIG. 2 is a schematic view of a landing gear provided in an embodiment of the present application;

FIG. 3 is a front view of a take-off and landing apparatus provided in an embodiment of the present application;

FIG. 4 is an isometric cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an isometric cross-sectional view taken along line B-B of FIG. 3;

FIG. 6 is an enlarged view of a portion C of FIG. 4;

FIG. 7 is an isometric illustration of a take-off and landing apparatus provided in accordance with an embodiment of the present application;

FIG. 8 is an enlarged view of a portion D of FIG. 7;

fig. 9 is a partial enlarged view of portion E of fig. 7;

FIG. 10 is a schematic partial structural view of a support assembly of a take-off and landing apparatus according to an embodiment of the present disclosure;

FIG. 11 is an exploded view of a mounting assembly of a take-off and landing gear provided in accordance with an embodiment of the present application;

FIG. 12 is a schematic view of a crankshaft of a take-off and landing gear provided in an embodiment of the present application;

wherein:

a transport vehicle 1,

A lifting device 2,

A base 3, a lifting guide groove 31, a supporting guide groove 32,

Lifting support 4, first connecting rod 41, second connecting rod 42, third connecting rod 43, fourth connecting rod 44, first roller 45, second roller 46, crankshaft 47, first rod 471, first eccentric block 472, second rod 473, second eccentric block 474, third rod 475, support seat 48, fine adjustment assembly 49, first sliding sleeve 491, second sliding sleeve 492, spring 493, adjusting rod 494, platform 5, orifice plate 51, guide slot 52, guide slot 53, ventilation slot 54,

The fixing component 6, the driving rod 61, the first stud 611, the second stud 612, the cross groove 613, the cross bar 614, the motor 62, the first fixing bar 63, the second fixing bar 64, the bevel gear 65,

A hydraulic part 7, a connecting seat 71, an anti-abrasion sleeve 72,

Support assembly 8, support link 81, support rod 82, cylinder 83, skewed tooth block 84, support member 85, skewed rack 851, elastic portion 852, tooth slot 853, toothed rod 854, pull rod 855, slide block 856, telescopic rod 857, cam follower assembly, cam member and cam assembly,

Positioning assembly 9, screw 91, straight hole 911, straight rod 912, abutting block 913, supporting plate 92, sliding groove 93, positioning rod 94, slot 941, frustum 942, clamping plate 943, push block 944, elastic body 95, rotating hole 96, round rod 97, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod guide rail, positioning rod, positioning,

A wheel 10.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In order to enable those skilled in the art to better understand the scheme of the present application, the present application will be described in further detail with reference to the accompanying drawings and the detailed description.

The embodiment of the application provides a take-off and landing device 2, as shown in fig. 1 to 12 in the specification, including: base 3, lifting support, platform 5 and fixed subassembly 6, the mountable of take-off and landing device 2 is on transport vechicle 1, transported to specific area by transport vechicle 1, fly off and retrieve unmanned aerial vehicle.

Base 3 can be provided with wheel 10, make the device 2 of taking off and land remove in transport vechicle 1 through wheel 10, can also walk on the ground through wheel 10 drive device 2 of taking off and land, remove to the transport vechicle 1 can't go in the region, that is, the device 2 of taking off and land can take off from transport vechicle 1, wheel 10 on through base 3, so that the device 2 of taking off and land can be in the place that transport vechicle 1 banned, or the field that the topography is complicated, the exclusive use device 2 of taking off and land obtains good selection of taking off and land for unmanned aerial vehicle.

The lifting support is arranged on the base 3 and can ascend and descend relative to the base 3; the lifting support numerical control machine adopts a cylinder or a piston cylinder such as a hydraulic part to realize ascending and descending, and a specific implementation mode is provided later in the text.

Platform 5 sets up in lifting support's top, and when lifting support rose and descended for base 3, then platform 5 and lifting support's top rises in step and descends, is used for placing unmanned aerial vehicle on platform 5, and platform 5 can realize flying and retrieving unmanned aerial vehicle as unmanned aerial vehicle's the platform of taking off and land promptly.

Be provided with fixed subassembly on platform 5, fixed subassembly includes first fixed strip 63 and second fixed strip 64, and first fixed strip 63 and second fixed strip 64 can be followed and are close to each other and the direction motion of keeping away from for fix a position and the centre gripping to the unmanned aerial vehicle that lies in on platform 5.

The platform 5 comprises an orifice plate 51, a ventilation groove 54 is arranged below the orifice plate 51, the orifice plate 51 is provided with a plurality of air guide holes communicated with the ventilation groove 54, and the orifice plate 51 can be fixed above the ventilation groove 54; it can be seen that the ventilation slots 54 are located below the orifice plate 51 and can further direct the airflow passing through the orifice plate 51 to diffuse towards the bottom periphery of the orifice plate 51 to reduce ground effects.

The platform 5 is further provided with a motor 62 and four driving rods 61, the four driving rods 61 are arranged in a rectangular shape in a surrounding mode and are sequentially meshed and driven through bevel gears 65 located at the end portions, an output shaft of the motor 62 is connected with one driving rod 61, each driving rod 61 comprises a first stud 611 and a second stud 612 which are different in rotation direction, two ends of a first fixing strip 63 are respectively connected with different first studs 611, and two ends of a second fixing strip 64 are respectively connected with different second studs 612.

That is, the fixing assembly 6 includes four driving rods 61 respectively rotatably connected to the periphery of the platform 5, wherein an end of one driving rod 61 is connected to an output shaft of the motor 62, an end of each driving rod 61 is connected through a bevel gear 65 engaged with each other, the driving rod 61 includes a first stud 611 and a second stud 612, a cross slot 613 is formed in an end of the first stud 611, a cross bar 614 is formed in an end of the second stud 612, the cross bar 614 is inserted into the cross slot 613, so that the first stud 611 and the second stud 612 rotate synchronously, that is, each driving rod 61 rotates synchronously as a whole, and the rotation directions of the first stud 611 and the second stud 612 are opposite; a first fixing strip 63 is sleeved between the two opposite first studs 611; two ends of the first fixing strip 63 are respectively in threaded connection with the two first studs 611; a second fixing strip 64 is sleeved between the two opposite second studs 612; two ends of the second fixing strip 64 are respectively in threaded connection with two second studs 612.

When the motor 52 drives one first stud 611 connected with the motor to rotate, the cross groove 613 is buckled with the cross bar 614, so that the second stud 612 rotates synchronously; when the first stud 611 rotates, the first fixing strip 63 slides relative to the first stud 611; when the second stud 612 rotates, the second fixing strip 64 slides relative to the second stud 612; because the threads on the first stud 611 and the second stud 612 are opposite in direction (as shown in fig. 11), i.e., one is a positive thread and the other is a negative thread, the first fixing strip 63 and the second fixing strip 64 can move in opposite directions when the motor 62 is operated. So, after unmanned aerial vehicle descended to platform 5, the actuating lever 61 that motor 62 drive links to each other with it rotated, under the drive of each bevel gear 65, each actuating lever 61 synchronous rotation, and then made first fixed strip 63 and second fixed strip 64 synchronous motion and be close to each other to promote unmanned aerial vehicle to remove to platform 5 central point and fix it, realize the recovery to unmanned aerial vehicle.

In addition, the first fixing strip 63 and the second fixing strip 64 can be moved relative to each other by a cylinder, such as an air cylinder or a hydraulic element, and are not expanded herein.

To lifting support, it includes: the lifting bracket comprises a first connecting rod 41, a second connecting rod 42, a third connecting rod 43 and a fourth connecting rod 44, wherein the first end of the first connecting rod 41 is rotatably connected with the base 3, the second end of the first connecting rod 41 is rotatably connected with the first end of the second connecting rod 42, the second end of the second connecting rod 42 is rotatably connected with the platform 5, the third connecting rod 43 and the first connecting rod 41 are in a cross shape and are rotatably connected, the first end of the third connecting rod 43 is slidably connected with the base 3, the second end of the third connecting rod 43 is rotatably connected with the first end of the fourth connecting rod 44, the second connecting rod 42 and the fourth connecting rod 44 are in a cross shape and are rotatably connected, the second end of the fourth connecting rod 44 is slidably connected with the platform 5, and the first end of the third connecting rod 43 slides relative to the base 3 so that the lifting bracket ascends and descends relative to the base 3.

The lifting support is specifically two sets of that the symmetry set up, is equipped with supporting seat 48 between two third connecting rods 43, is equipped with bent axle 47 between two fourth connecting rods 44, and it is connected with hydraulic part 7 to rotate between supporting seat 48 and the bent axle 47, through the flexible of hydraulic part 7 to make the first end of third connecting rod 43 slide for base 3.

It can be seen that the lifting bracket 4 may be embodied as a scissor lifting bracket, comprising: two first connecting rods 41 symmetrically arranged on two sides of the base 3 and having one end hinged with the base 3, two second connecting rods 42 symmetrically arranged on two sides of the platform 5 and having one end hinged with the platform 5, a third connecting rod 43 hinged with the first connecting rod 41, and a fourth connecting rod 44 hinged with the second connecting rod 42. In addition to this, the lifting bracket 4 may further include: locate the first gyro wheel 45 of third connecting rod 43 tip, locate the second gyro wheel 46 of fourth connecting rod 44 tip, rotate and connect the bent axle 47 between two fourth connecting rods 44, second connecting rod 42 is articulated with first connecting rod 41, be equipped with supporting seat 48 between two third connecting rods 43, hydraulic pressure spare 7 bottom rotates and connects on supporting seat 48, base 3 both sides are equipped with the lift guide slot 31 corresponding with first gyro wheel 45, be equipped with the guide way 52 corresponding with second gyro wheel 46 on the platform 5 both sides.

When the platform 5 needs to be lifted, the hydraulic part 7 controls and drives the first connecting rod 41, the second connecting rod 42, the third connecting rod 43 and the fourth connecting rod 44 to correspondingly slide, the first roller 45 slides along the lifting guide groove 31, and the second roller 46 slides along the guide groove 52, so that the second connecting rod 42 is close to the fourth connecting rod 44, the top ends of the first connecting rod and the fourth connecting rod are lifted, the platform 5 is driven to be lifted, and the unmanned aerial vehicle can finish lifting outside the transport vehicle 1; when the unmanned aerial vehicle lands on the platform 5 or flies from the platform 5, the hydraulic part 7 drives the first connecting rod 41, the second connecting rod 42, the third connecting rod 43 and the fourth connecting rod 44 to reset, the platform 5 can descend and retreat into the transport vehicle 1, so that the lifting device 2 moves along with the transport vehicle 1, and the lifting device 2 is prevented from colliding with the outside and being damaged.

The crankshaft 47 includes: the first rod body 471, the first eccentric block 472, the second rod body 473, the second eccentric block 474 and the third rod body 475, the first rod body 471 and the second rod body 473 are arranged at intervals, the first eccentric block 472, the third rod body 475 and the second eccentric block 474 are arranged between the first rod body 471 and the second rod body 473, the first eccentric block 472 and the second eccentric block 474 are arranged at intervals and connected through the third rod body 475, the first rod body 471 and the second rod body 473 are coaxially arranged, the first eccentric block 472 and the second eccentric block 474 extend along the radial outer side of the first rod body 471, the rotation axis of the third rod body 475 and the rotation axis of the first rod body 471 are eccentrically arranged, and the third rod body 475 is rotatably connected with the end of the hydraulic part 7.

The crankshaft 47 includes a first rod 471 rotatably connected to the two fourth connecting rods 44, a first eccentric block 472 disposed at an end of the first rod 471, a second rod 473 disposed between the two first rods 471, a second eccentric block 474 disposed at two ends of the second rod 473, and a third rod 475 disposed between the first eccentric block 472 and the second eccentric block 474; the second rod 473 and the first rod 471 are coaxially arranged; the axes of the third rod 475 and the first rod 471 are staggered; the top end of the hydraulic part 7 is provided with a connecting seat 71; the connecting base 71 is rotatably connected with the third rod piece; a trim assembly 49 is also mounted on crankshaft 47.

The crankshaft 47 is connected with the hydraulic part 7, due to the structural characteristics of the crankshaft 47, when the hydraulic part is started, the crankshaft 47 is firstly pushed to rotate relative to the scissor type lifting support 4, when the crankshaft 47 rotates to the limit position, the scissor type lifting support 4 is pushed by the crankshaft 47 to be unfolded, so that impact load when the hydraulic part is started cannot be directly acted on the scissor type lifting support 4, the starting process is stable, and the safety and the stability of the platform 5 extending out of the transport vehicle 1 are improved; the specific process is as follows: when the hydraulic part 7 starts to extend, the third rod 475 is pushed to rotate relative to the first rod 471, and at the moment, the height of the whole crank is unchanged, so that the impact load of the hydraulic part 7 during starting cannot be directly applied to the platform 5, and when the third rod 475 rotates until the axes of the third rod 475, the first rod 471 and the hydraulic part are positioned on the same plane, the hydraulic part pushes the scissor type lifting support 4 to be unfolded, so that the starting process of the hydraulic part is stable; by providing the wear-proof sleeve 72, wear is reduced when the connecting base 71 and the third rod 475 rotate frequently.

In addition, an anti-wear sleeve 72 can be arranged between the connecting seat 71 and the third rod 475; the fine adjustment assembly 49 comprises a first sliding sleeve 491 arranged on one side of the connecting seat 71, a second sliding sleeve 492 arranged on the other side of the connecting seat 71, a spring 493 arranged between the first sliding sleeve 491 and the first eccentric block 472, and an adjusting rod 494 screwed with the second eccentric block 474; the first sliding sleeve 491 and the second sliding sleeve 492 are slidably connected with the third rod 475; one end of the adjusting rod 494 abuts against the second sliding sleeve 492; through rotating the regulation pole 494, promote the second sliding sleeve 492 and remove in order to change the hookup location of connecting seat 71 and the third body of rod 475, and then adjust the axiality of the expansion end of hydraulic pressure spare 7 and stiff end to make hydraulic pressure spare 7 can the steady operation, guarantee that platform 5 moves stably, simple structure, the convenient regulation.

The lifting device further comprises a supporting assembly 8 for supporting the platform 5, the supporting assembly 8 comprises a plurality of supporting connecting rods 81 and supporting rod pieces 82, all the supporting connecting rods 81 are sequentially connected in a rotating mode, all the supporting rod pieces 82 are sequentially connected in a rotating mode, the supporting connecting rods 81 and the supporting rod pieces 82 are in a cross shape and are connected in a rotating mode, the base 3 is provided with two supporting guide grooves 32, and the supporting connecting rods 81 and the supporting rod pieces 82 located at the bottom are respectively connected with the different supporting guide grooves 32 in a sliding mode.

The support link 81 and the support rod 82 at the bottom are respectively connected with a cylinder 83 in a rotating manner, the cylinder 83 is connected with a skewed tooth block 84, the skewed tooth block 84 is connected with a support component 85 in a matching manner, wherein the support component 85 comprises: a helical rack 851, an elastic part 852, a tooth space 853, a toothed rod 854, a pull rod 855, a sliding block 856 and an expansion link 857, wherein the helical rack 851 is connected to the outer side of the supporting guide groove 32 in a sliding manner and is positioned below the helical tooth block 84, the elastic part 852 is arranged between the helical rack 851 and the bottom of the outer side of the supporting guide groove 32, the tooth space 853 is arranged on the inner side of the helical rack 851, the toothed rod 854 is connected to the inner side of the tooth space 853 in a sliding manner, the pull rod 855 is connected to the end part of the toothed rod 854 in a rotating manner, the sliding block 856 is connected with the pull rod 855 in a rotating manner, and the expansion link 857 is connected with the sliding block 856.

That is, the platform 5 is provided with a guide groove 53 at an end away from the second link 42; one end of the base 3, which is far away from the first connecting rod 41, is provided with a supporting guide groove 32; the supporting assembly 8 comprises a plurality of supporting connecting rods 81 and supporting rod pieces 82 which are arranged between the platform 5 and the base 3 in parallel along the vertical direction, a cylinder 83 which is respectively connected with the ends of the supporting connecting rod 81 and the supporting rod piece 82 which are positioned at the lowest part in a rotating way, a skewed tooth block 84 arranged on the cylinder 83, and a supporting component 85 matched with the two skewed tooth blocks 84, wherein each supporting connecting rod 81 and the supporting rod piece 82 adjacent to the supporting connecting rod 81 are arranged in a crossed way, and the middle parts of the supporting connecting rods are hinged; the ends of the uppermost support link 81 and the support rod 82 are slidably connected to the guide groove 53, and the end of each support link 81 is hinged to the adjacent support rod 82; the cylinder 83 is slidably connected within the support channel 32.

When the platform 5 is lifted, the second connecting rod 42 is close to the fourth connecting rod 44, so that the supporting strength of the scissor type lifting support 4 to one end of the platform 5 far away from the fourth connecting rod 44 is reduced, and the platform 5 becomes unstable; in this process, each support link 81 and the corresponding slip of support member 82, the support link 81 and the support member 82 that are located the top slide along guide slot 53 to the one end of keeping away from fourth connecting rod 44 to platform 5 plays the supporting role, has guaranteed the stability that platform 5 removed, and then makes unmanned aerial vehicle go up and down steadily.

The supporting member 85 includes two racks 851 slidably connected to the outside of the supporting guide slot 32 and located below the two blocks 84, a third spring 852 fixed between the racks 851 and the outside bottom of the supporting guide slot 32, a spline 853 disposed inside the racks 851, a toothed bar 854 slidably connected to the inside of the spline 853, a pull rod 855 hinged to the end of the toothed bar 854, a slide block 856 hinged to the two pull rods 855, and an electric telescopic rod 857 fixed to the outside bottom of the supporting guide slot 32 and connected to the slide block 856.

During the upward movement of the platform 5, the support link 81 and the support rod 82 at the bottom end drive the corresponding cylinder 83 to slide along the support guide slot 32, and during the process, the helical rack 851 keeps contact with and is meshed with the helical rack 851 under the action of the third spring 852; after the platform 5 stops moving upwards, the gravity of the platform 5 applies pressure to the support connecting rod 81 and the support rod 82, so that the helical tooth block 84 has a tendency of reverse sliding, and the helical rack 851 hinders the reverse sliding of the helical tooth block 84, so that the positions of the support connecting rod 81 and the support rod 82 are limited, thereby having a good support effect on the platform 5 and ensuring the stability of the platform 5; before the platform 5 needs to move down and reset, the electric telescopic rod 857 drives the sliding block 856 and the pull rod 855 to move down, so that the toothed rod 854 moves transversely and pushes the helical rack 851 to move down, the spring 493 is compressed, the helical rack 851 is separated from the helical rack 84, and the platform 5 can be driven to move down and reset through the reset of the hydraulic part 7.

The lifting device herein further comprises: locate base 3's locating component 9, locating component 9 is including alternate in base 3 and with base 3 threaded connection's screw rod 91, the bottom of screw rod 91 is equipped with supporting disk 92, the bottom of screw rod 91 is equipped with spout 93, sliding connection has locating lever 94 in the spout 93, through rotatory screw rod 91, so that screw rod 91 drives supporting disk 92 and locating lever 94 downstream, utilizes supporting disk 92 to support base 3, and utilizes locating lever 94 inlay card in the locating hole.

An elastic body 95 is arranged between the sliding groove 93 and the positioning rod 94, a straight hole 911 is arranged in the screw rod 91 in a penetrating manner, a straight rod 912 is inserted in the straight hole 911, the bottom of the straight rod 912 is inserted into the sliding groove 93, the straight rod 912 is provided with a resisting block 913 falling on the positioning rod 94, the positioning rod 94 is provided with a slot 941, the resisting block 913 can penetrate through the slot 941, the bottom end of the positioning rod 94 is provided with a frustum 942, a plurality of clamping plates 943 are rotatably connected above the frustum 942, a push block 944 is arranged on the inner side of the top of each clamping plate 943, and the bottom end of the straight rod 912 is positioned above the push block 944; when the straight rod 912 is rotated and the abutting block 913 faces the slot 941, the straight rod 912 is continuously pressed, so that the abutting block 913 is inserted into the slot 941, the straight rod 912 abuts against the positioning rod 94 to move downwards, the bottom of the straight rod 912 contacts and presses the push block 944, the clamping plate 943 is turned over and unfolded in the soil, and the base 3 is further fixed.

It can be seen that the positioning assembly 9 comprises: the device comprises a screw 91 which is inserted on the base 3 and is in threaded connection with the base 3, a supporting plate 92 arranged at the bottom of the screw 91, a sliding groove 93 arranged at the bottom end of the screw 91, a positioning rod 94 connected in the sliding groove 93 in a sliding manner, an elastic body 95 fixed between the sliding groove 93 and the positioning rod 94, a rotating hole 96 arranged at the top of the screw 91, and a round rod 97 inserted in the rotating hole 96; positioning holes corresponding to the positioning rods 94 one by one are formed in the transport vehicle 1; a straight hole 911 is arranged on the screw 91 in a penetrating way; a straight rod 912 is inserted into the straight hole 911; the bottom of the straight rod 912 is inserted into the sliding groove 93 and is provided with a resisting block 913 falling on the positioning rod 94; the positioning rod 94 is provided with a slot 941; the resisting block 913 can pass through the slot 941; a frustum 942 is arranged at the bottom end of the positioning rod 94; a plurality of clamping plates 943 are rotatably connected above the frustum 942, and a push block 944 is arranged on the inner side of the top of each clamping plate 943; the bottom end of the straight rod 912 is positioned right above the push block 944.

When in use, the lifting device 2 moves in the transport vehicle 1 through the wheels 10, so that each positioning rod 94 is opposite to the corresponding positioning hole; subsequently, the round rod 97 is rotated to rotate the screw 91, so as to drive the supporting plate 92 to jack up the wheel 10, and the positioning rod 94 is inserted into a corresponding round hole on the transport vehicle 1, thereby completing the installation of the lifter in the transport vehicle 1.

When the position between the round hole and the positioning rod 94 has deviation due to the arrangement of the elastic body 95, the positioning hole can be inserted into the round hole under the elastic force of the elastic body 95 by shaking the base 3, so that the lifter is firmly installed, and then the base 3 can be further fixed in the transport vehicle 1 through the existing screw, so that the connection between the lifter and the transport vehicle 1 is enhanced; when the vehicle is used in a forbidden area, the lifter can be moved out of the transport vehicle 1, the lifter 2 is pulled to move to a position suitable for the unmanned aerial vehicle to take off and land under the condition that the wheels 10 support the base 3, and then the round rod 97 is rotated to put down the supporting disc 92 so as to fix the position of the lifter.

When the device is used in the field, the positioning rod 94 can be extruded by the abutting block 913 by pressing the straight rod 912 downwards, the positioning rod 94 can be inserted into the soil, and the positioning rod 94 is easily inserted into the soil due to the arrangement of the frustum 942; subsequently, the straight rod 912 is rotated to enable the abutting block 913 to be opposite to the slot 941, when the straight rod 912 is continuously pressed, the abutting block 913 is inserted into the slot 941, the straight rod 912 abuts against the positioning rod 94 to move downwards, the bottom of the straight rod 912 contacts and presses the push block 944, the clamping plate 943 is enabled to turn over and expand in soil to prevent the positioning rod 94 from being separated from the soil, and therefore the positioning rod 94 is further fixed, and the lift truck can be kept stable on a soil layer; the arrangement of the screen plate guides airflow when the unmanned aerial vehicle ascends and descends, so that the ground effect is reduced, and the unmanned aerial vehicle can stably take off and land; the fixing device is used for fixing the unmanned aerial vehicle on the platform 5 so that the unmanned aerial vehicle moves along with the lifter; the scissor type lifting support 4 is used for driving the platform 5 to lift, so that when the lifting device 2 is used in a vehicle, the platform 5 can extend out of the transport vehicle 1, the unmanned aerial vehicle can obtain a larger lifting space, and the lifting stability of the unmanned aerial vehicle is ensured; the supporting component 8 is used for maintaining the stability of the platform 5 when the scissor type lifting support 4 drives the platform 5 to move, so that the unmanned aerial vehicle on the platform 5 is ensured to be stable.

The unmanned aerial vehicle moving nest with the lifting device 2 for transmission, transformation, distribution and inspection comprises the lifting device described in the specific embodiment, the unmanned aerial vehicle moving nest with the transmission, transformation, distribution and inspection further comprises a transport vehicle 1, the lifting device 2 is arranged on the transport vehicle 1, the lifting device 2 can be carried by the transport vehicle 1, the moving mode is flexible, and meanwhile, the lifting device 2 can be fixed in the transport vehicle 1 and can be used in the field independently; when the device is used in the field, the device has good positioning effect, and can be inserted into soil to ensure positioning; the positioning component 9 is additionally provided with a fixing structure of a clamping plate which can be opened under the ground surface, so that the unmanned aerial vehicle can stably take off and land.

The transport vehicle 1 and other parts of the unmanned aerial vehicle mobile nest for transmission and transformation and distribution inspection can refer to the prior art, and the text is not expanded.

According to the unmanned aerial vehicle moving nest and the taking-off and landing device for transmission and transformation distribution inspection, the taking-off and landing positions of the unmanned aerial vehicle can be freely changed by arranging the taking-off and landing device in the transport vehicle, so that inspection work is facilitated; the lifting device can be fixed in the transport vehicle, a platform is arranged on the lifting device, and the unmanned aerial vehicle finishes lifting on the platform; the platform is driven by a hydraulic part to move upwards and also can move out of the transportation vehicle, and can extend out of the transportation vehicle from the top of the transportation vehicle so as to obtain a good lifting space; the lifting device can be taken out of the transport vehicle and directly used outdoors; the wheels are arranged on the lifting device, so that the lifting device can conveniently move in the field, the lifting device is provided with a positioning assembly for enabling the wheels to be lifted off the ground, the positioning assembly consists of a screw rod and a supporting plate fixed at the bottom of the screw rod, the screw rod is rotated to enable the supporting plate to be supported below the lifting device to support the wheels, and therefore the position of the lifting device is fixed, and the unmanned aerial vehicle can conveniently take off and land; the screw rod bottom has sharp-pointed frustum, can insert the earth's surface, and the part that inserts the earth's surface has the cardboard that can expand, pricks into the earth's surface at the frustum after, can further control the cardboard and open underground, utilizes the fixed effect of frustum and cardboard to make unmanned aerial vehicle can take off and land more nimble, and guarantee the stability of the ware that takes off and land, ensure that unmanned aerial vehicle takes off and land steadily.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The unmanned aerial vehicle that uses is patrolled and examined in transmission and transformation distribution that this application provided removes the nest and the device that takes off and land has been introduced in detail above. The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. A take-off and landing apparatus, comprising:

a movable base;

the lifting bracket is arranged on the base and can ascend and descend relative to the base;

locate fixed subassembly on the platform, fixed subassembly includes first fixed strip and second fixed strip, first fixed strip with the second fixed strip can be followed the direction motion that is close to each other and keeps away from for to be located unmanned aerial vehicle on the platform fixes a position and the centre gripping.

2. The lift device of claim 1, wherein the lift bracket comprises: first connecting rod, second connecting rod, third connecting rod and fourth connecting rod, the first end of first connecting rod with the base rotates to be connected, the second end of first connecting rod with the first end of second connecting rod rotates to be connected, the second end of second connecting rod with the platform rotates to be connected, the third connecting rod with both are the fork form and rotate to be connected, the first end sliding connection of third connecting rod in the base, the second end of third connecting rod with the first end of fourth connecting rod rotates to be connected, the second connecting rod with both are the fork form and rotate to be connected, the second end sliding connection of fourth connecting rod in the platform, through the first end of third connecting rod for the base slides, so that lifting support for the base rises and descends.

3. The lifting device according to claim 2, wherein the lifting brackets are two symmetrically arranged groups, a supporting seat is arranged between the two third connecting rods, a crankshaft is arranged between the two fourth connecting rods, a hydraulic part is rotatably connected between the supporting seat and the crankshaft, and the first end of the third connecting rod slides relative to the base through the extension and contraction of the hydraulic part.

4. The take-off and landing device of claim 3, wherein the crankshaft comprises: the first body of rod, first eccentric block, the second body of rod, second eccentric block and the third body of rod, both intervals of the first body of rod and the second body of rod set up, be equipped with between the two of the first body of rod and the second body of rod first eccentric block the third body of rod with the second eccentric block, first eccentric block with the second eccentric block interval sets up and passes through the third body of rod is connected, the first body of rod with the coaxial setting of the second body of rod, first eccentric block with the second eccentric block along the radial outside of the first body of rod extends, the rotation axis of the third body of rod with the rotation axis eccentric settings of the first body of rod, the third body of rod with the connection is rotated to the tip of hydraulic part.

5. The device according to any one of claims 1 to 4, further comprising a support assembly for supporting the platform, wherein the support assembly comprises a plurality of support links and support members, all of the support links are sequentially and rotatably connected, all of the support members are sequentially and rotatably connected, the support links and the support members are in a cross shape and rotatably connected, the base is provided with two support guide grooves, and the support links and the support members at the bottom are respectively and slidably connected with different support guide grooves.

6. The device according to claim 5, wherein the supporting rod and the supporting rod are rotatably connected with a cylinder, a skewed tooth block is connected with the cylinder, and the skewed tooth block is connected with the supporting member in a matching manner, wherein the supporting member comprises: the utility model provides a tooth profile of tooth piece, including helical rack, elastic component, tooth's socket, profile of tooth pole, pull rod, slider and telescopic link, helical rack sliding connection be in support the outside of guide slot and be located the below of skewed tooth piece, the elastic component is located the helical rack with support between the outside bottom of guide slot, the tooth's socket is located the inboard of helical rack, profile of tooth pole sliding connection is in the inboard of tooth's socket, the pull rod rotate connect in the tip of profile of tooth pole, the slider with the pull rod rotates to be connected, the telescopic link with the slider links to each other.

7. The lifting device according to any one of claims 1 to 4, further comprising a positioning assembly disposed on the base, wherein the positioning assembly comprises a screw inserted into the base and threadedly connected to the base, a supporting plate is disposed at a bottom of the screw, a sliding slot is disposed at a bottom end of the screw, a positioning rod is slidably connected to the sliding slot, the screw is rotated to drive the supporting plate and the positioning rod to move downward, the base is supported by the supporting plate, and the positioning rod is engaged with the positioning hole.

8. The lifting device according to claim 7, wherein an elastic body is arranged between the sliding groove and the positioning rod, a straight hole is arranged in the screw rod in a penetrating manner, a straight rod is inserted into the straight hole, the bottom of the straight rod is inserted into the sliding groove, the straight rod is provided with a resisting block falling on the positioning rod, a slot is arranged on the positioning rod, the resisting block can pass through the slot, the bottom end of the positioning rod is provided with a frustum, a plurality of clamping plates are rotatably connected above the frustum, a pushing block is arranged on the inner side of the top of each clamping plate, and the bottom end of the straight rod is positioned above the pushing block; when the straight rod is rotated and the abutting block is opposite to the slot, the straight rod is continuously pressed, so that the abutting block is inserted into the slot, the straight rod abuts against the positioning rod to move downwards, the bottom of the straight rod is in contact with and extrudes the push block, and the clamping plate is turned over and unfolded in soil to fix the base.

9. The lifting device according to any one of claims 1 to 4, wherein the platform comprises a perforated plate, a ventilation slot is arranged below the perforated plate, and the perforated plate is provided with a plurality of air guide holes communicated with the ventilation slot; and/or the presence of a gas in the gas,

the platform is further provided with a motor and four driving rods, the four driving rods are arranged in a surrounding mode and are rectangular and are sequentially meshed for transmission through bevel gears located at the end portions, an output shaft of the motor is connected with one driving rod, each driving rod comprises a first stud and a second stud which are different in turning direction, two ends of each first fixing strip are connected with the corresponding first stud, and two ends of each second fixing strip are connected with the corresponding second stud.

10. An unmanned aerial vehicle that transmission and transformation distribution patrolled and examined usefulness removes rack, includes the transport vechicle, its characterized in that still includes according to any one of claims 1-9 the device that takes off and land, the device that takes off and land is located the transport vechicle.