CN217918469U - Unmanned aerial vehicle's lift mechanism of returning to center - Google Patents

Unmanned aerial vehicle's lift mechanism of returning to center Download PDF

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Publication number
CN217918469U
CN217918469U CN202221943740.5U CN202221943740U CN217918469U CN 217918469 U CN217918469 U CN 217918469U CN 202221943740 U CN202221943740 U CN 202221943740U CN 217918469 U CN217918469 U CN 217918469U
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China
Prior art keywords
push rod
base
driving
rod
base sliding
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CN202221943740.5U
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Chinese (zh)
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胡永榜
牟东
陈阳
蒋明波
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Suzhou Harmontronics Automation Technology Co Ltd
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Suzhou Harmontronics Automation Technology Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

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Abstract

The utility model discloses a lifting centering mechanism of unmanned aerial vehicle, including elevating system, centering mechanism, air park, elevating system includes lifting pedestal, base drive module, actuating arm subassembly, base drive module sets up on lifting pedestal, and the bottom of actuating arm subassembly is connected on base drive module in a sliding manner, and the top of actuating arm subassembly is connected in the bottom of air park in a sliding manner, and base drive module drives actuating arm subassembly and drives the air park to do lifting motion; the mechanism of returning to the middle is including pushing away middle push rod subassembly, push rod drive module sets up in the air park lower surface, push away middle push rod subassembly and set up in the air park upper surface, push rod drive module drive pushes away middle push rod subassembly and drives unmanned aerial vehicle and return to the middle and set up. The utility model discloses make the distance maximize that opens and shuts, compatible good, improved positioning accuracy when protecting unmanned aerial vehicle, make unmanned aerial vehicle carry in the car through the raising and lowering functions of air park.

Description

Unmanned aerial vehicle's lift mechanism of returning to center
Technical Field
The utility model relates to an unmanned air vehicle technique field has especially related to an unmanned aerial vehicle's lift mechanism of returning to the middle.
Background
The pilotless airplane, called unmanned plane for short, is an unmanned airplane operated by a radio remote control device and a self-contained program control device, or is operated autonomously by a vehicle-mounted computer in a finished or intermittent mode.
Drones tend to be more suitable for tasks that are too "fool, dirty, or dangerous" than manned aircraft. Unmanned aerial vehicles can be classified into military and civil applications according to the application field. For military use, unmanned aerial vehicles divide into reconnaissance aircraft and target drone. In the civil aspect, the unmanned aerial vehicle is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news report, power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, the application of the unmanned aerial vehicle is greatly expanded, and the developed countries also actively expand the industrial application and develop the unmanned aerial vehicle technology.
Unmanned aerial vehicle on the existing market patrols and examines work and mainly has two kinds of implementation scheme: the utility model provides a be full manual work, during full manual work unmanned aerial vehicle patrolled and examined's operation scene, it carries unmanned aerial vehicle to the job site to need operating personnel usually, unmanned aerial vehicle carries the in-process and need demolish the paddle, demolish the carry, damage in order to avoid jolting in the transportation, before the operation, need personnel to assemble the paddle again, timing unmanned aerial vehicle, look for preparation work such as the place of taking off, the flyer (the personnel of operating unmanned aerial vehicle) that need accept professional training carries out the unmanned aerial vehicle operation simultaneously, it is efficient and personnel with high costs, different personnel operate and obtain the result and differ, also be unfavorable for the uniformity of inspection. The other is vehicle-mounted mobile airport operation, the vehicle-mounted mobile airport is a vehicle carrying an inspection unmanned aerial vehicle, the unmanned aerial vehicle is carried in the vehicle at ordinary times, when the inspection and patrol operation is carried out in an outdoor scene, the unmanned aerial vehicle is lifted and landed on a vehicle-mounted manual lifting platform, develop unmanned aerial vehicle and patrol and examine the operation meticulously simultaneously, unmanned aerial vehicle operator uses the remote controller to operate unmanned aerial vehicle in the car or outside the car, and unmanned aerial vehicle returns and removes the airport after, fixes or accomodates unmanned aerial vehicle through the manual work.
On-vehicle removal airport operation replaces full manual work operation gradually among the prior art, but because unmanned aerial vehicle's performance influence, unmanned aerial vehicle can both stop at on-vehicle central point that removes the airport after not descending at every turn and puts, carries unmanned aerial vehicle to central point through the manipulator now and puts, adopts this kind of mode of returning to the middle of manipulator can not compatible many money unmanned aerial vehicle, and the distance that opens and shuts is less, and is compatible poor.
Disclosure of Invention
Not enough to prior art exists, the utility model aims at providing an unmanned aerial vehicle's lift mechanism of returning to the middle, make the distance maximize that opens and shuts, it is compatible good, can be suitable for many money unmanned aerial vehicle, improved positioning accuracy when protecting unmanned aerial vehicle, the raising and lowering functions through the air park makes unmanned aerial vehicle carry in the car, conveniently patrols and examines the patrol operation in outdoor scene.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a lifting centering mechanism of an unmanned aerial vehicle comprises a lifting mechanism, a centering mechanism and an apron, wherein the lifting mechanism comprises a lifting base, a base driving module and a driving arm assembly, the base driving module is arranged on the lifting base, the bottom of the driving arm assembly is connected to the base driving module in a sliding mode, the top of the driving arm assembly is connected to the bottom of the apron in a sliding mode, and the base driving module drives the driving arm assembly to drive the apron to do lifting motion; the mechanism of returning to the middle is including pushing away middle push rod subassembly, push rod drive module sets up in the air park lower surface, push away middle push rod subassembly and set up in the air park upper surface, push rod drive module drive pushes away middle push rod subassembly and drives unmanned aerial vehicle and return to the middle and set up.
As a preferred scheme, a first base sliding rail set and a first base sliding plate are arranged on the lifting base, a first base sliding block is arranged on the first base sliding rail set, and the first base sliding plate is connected to the first base sliding rail set in a sliding mode through the first base sliding block.
As a preferred scheme, the base driving module comprises a base driving motor, a base driving screw rod and a base driving pull rod set, wherein the base driving screw rod is axially connected with a motor shaft of the base driving motor, and a screw rod nut is sleeved on the base driving screw rod; and a pull rod driving block is fixedly connected to the screw rod nut, one end of the base driving pull rod group is connected with the pull rod driving block, and the other end of the base driving pull rod group is connected with the first base sliding plate.
As a preferred scheme, be provided with second base slide rail group, jacking piece on the lift base, second base slide rail group and base drive lead screw parallel arrangement each other, the jacking piece slides through the second base slider and sets up on second base slide rail group, the second base slider is connected with pull rod drive block.
As a preferred scheme, the driving arm assembly comprises a first long lever arm and a second long lever arm, and the first long lever arm and the second long lever arm are arranged in a crossing manner at the center position through a jacking roller; the jacking roller is characterized in that at least two groups of driving arm assemblies are arranged, adjacent driving arm assemblies are arranged in parallel, and two ends of the jacking roller are connected with a first long lever arm and a second long lever arm of the adjacent driving arm assemblies at the center positions.
As a preferred scheme, the jacking roller is sleeved with a jacking roller, the upper part of the jacking block is provided with an inwards concave cambered surface, and the inwards concave cambered surface of the jacking block is abutted against the outer cambered surface of the jacking roller.
As a preferred scheme, a third base sliding rail set and a second base sliding plate are arranged on the lower surface of the apron, a third base sliding block is arranged on the third base sliding rail set, and the second base sliding plate is connected to the third base sliding rail set in a sliding manner through the third base sliding block.
As a preferable scheme, the top of the first long lever arm of the two groups of driving arm assemblies is connected with a fourth base sliding block, the bottom of the first long lever arm of the two groups of driving arm assemblies is connected with a lifting base, and the fourth base sliding block is arranged on a third base sliding rail group; the tops of the second long lever arms of the two groups of driving arm assemblies are hinged with a second base sliding plate, and the bottoms of the second long lever arms of the two groups of driving arm assemblies are hinged with a first base sliding plate.
As a preferable scheme, the centering push rod assembly comprises a first centering push rod, a second centering push rod, a third centering push rod and a fourth centering push rod, the first centering push rod and the second centering push rod are arranged in parallel in the transverse direction, the third centering push rod and the fourth centering push rod are arranged in parallel in the longitudinal direction, and the first centering push rod, the second centering push rod, the third centering push rod and the fourth centering push rod are distributed on the upper surface of the parking apron in a shape like a Chinese character 'jing'.
As a preferred scheme, the push rod driving module is divided into a transverse push rod driving module and a longitudinal push rod driving module, the transverse push rod driving module comprises a transverse push rod motor, a first push rod belt, a first push rod slider, a first push rod transmission wheel, a transverse push rod transmission rod, a second push rod belt, a second push rod slider and a second push rod transmission wheel, a motor shaft of the transverse push rod motor is axially connected with the first push rod transmission wheel, the first push rod belt is sleeved on the first push rod transmission wheel, the first centering push rod is arranged on the first push rod belt through the first push rod slider, the second push rod transmission wheel is axially connected with the first push rod transmission wheel through the transverse push rod transmission rod, the second push rod belt is sleeved on the second push rod transmission wheel, and the second centering push rod is arranged on the second push rod belt through the second push rod slider; the structure of the longitudinal push rod driving module is the same as that of the transverse push rod driving module, and the third centering push rod and the fourth centering push rod are arranged on the longitudinal push rod driving module.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mechanism makes the distance maximize that opens and shuts in going up and down to return to the center, and is compatible good, can be suitable for many varieties unmanned aerial vehicle, has improved positioning accuracy when protecting unmanned aerial vehicle, makes unmanned aerial vehicle carry in the car through the raising and lowering functions of parking apron, conveniently patrols and examines the patrol and go on the operation in outdoor scene.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a front view of the lifting mechanism of the present invention;
fig. 3 is a top view of the lifting mechanism of the present invention;
FIG. 4 is a perspective view of the centering mechanism and the apron of the present invention;
fig. 5 is a bottom view of the centering mechanism and the apron of the present invention;
wherein the figures identify the list: the parking apron comprises a parking apron 1, a lifting base 2, a base driving module 3, a driving arm assembly 4, a middle pushing push rod assembly 5, a push rod driving module 6, an unmanned aerial vehicle 7, a first base slide rail group 8, a first base sliding plate 9, a first base sliding block 10, a first base slide rail 11, a second base slide rail 12, a base driving motor 13, a base driving screw 14, a base driving pull rod group 15, a screw nut 16, a pull rod driving block 17, a first base driving pull rod 18, a second base driving pull rod 19, a second base slide rail group 20, a jacking block 21, a second base sliding block 22, a third base slide rail 23, a fourth base slide rail 24, a first long rod arm 25, a second long rod arm 26, a jacking roller 27, a jacking roller 28, an inward concave arc surface 29, a third base slide rail group 30, a second base sliding plate 31, a third base sliding block 32, a fourth base sliding block 33, a fifth base sliding rail 34, a sixth base sliding rail 35, a first middle pushing push rod 36, a second middle pushing rod 37, a third middle pushing rod 38, a fourth base sliding block 38, a transverse pushing push rod 40, a transverse pushing push rod 42, a first belt driving pulley 44, a transverse pushing drive transmission wheel 46, a second belt pushing rod 42, a second transverse pushing drive transmission wheel 46.
Detailed Description
The present invention will be further described with reference to the following specific embodiments. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example (b):
as shown in fig. 1, a lifting centering mechanism of an unmanned aerial vehicle comprises a lifting mechanism, a centering mechanism and an apron 1, wherein the lifting mechanism comprises a lifting base 2, a base driving module 3 and a driving arm assembly 4, the base driving module 3 is arranged on the lifting base 2, the bottom of the driving arm assembly 4 is slidably connected to the base driving module 3, the top of the driving arm assembly 4 is slidably connected to the bottom of the apron 1, and the base driving module 3 drives the driving arm assembly 4 to drive the apron 1 to perform lifting motion; the mechanism of returning to the middle is including pushing away middle push rod subassembly 5, push rod drive module 6 sets up in 1 lower surface on the air park, push rod subassembly 5 sets up in 1 upper surface on the air park in pushing away, push rod subassembly 5 drives and pushes away middle push rod subassembly 5 and drives unmanned aerial vehicle 7 and return to the middle and set up in pushing away 6 drives.
Specifically, the apron 1 is in the shape of a square cover.
As shown in fig. 2 to 3, preferably, the lifting base 2 is provided with a first base slide rail set 8 and a first base slide plate 9, the first base slide rail set 8 is provided with a first base slide block 10, and the first base slide plate 9 is slidably connected to the first base slide rail set 8 through the first base slide block 10.
Specifically, in this embodiment, the first base sliding rail set 8 includes a first base sliding rail 11 and a second base sliding rail 12 that are arranged in parallel, two first base sliding blocks 10 are provided, the two first base sliding blocks 10 are respectively disposed on the first base sliding rail 11 and the second base sliding rail 12, one end of the first base sliding plate 9 is slidably connected to the first base sliding rail 11 through the first base sliding block 10, the other end of the first base sliding plate 9 is slidably connected to the second base sliding rail 12 through the first base sliding block 10, and the first base sliding plate 9 is perpendicular to the first base sliding rail 11 and the second base sliding rail 12.
Preferably, the base driving module 3 includes a base driving motor 13, a base driving lead screw 14, and a base driving pull rod set 15, the base driving lead screw 14 is axially connected with a motor shaft of the base driving motor 13, and a lead screw nut 16 is sleeved on the base driving lead screw 14; the lead screw nut 16 is fixedly connected with a pull rod driving block 17, one end of the base driving pull rod group 15 is connected with the pull rod driving block 17, and the other end of the base driving pull rod group 15 is connected with the first base sliding plate 9.
Specifically, the base driving screw 14 is arranged in parallel with the first base slide rail 11 and the second base slide rail 12, and the base driving screw 14 is located on the central line of the first base slide rail 11 and the second base slide rail 12; the base driving pull rod set 15 comprises a first base driving pull rod 18 and a second base driving pull rod 19 which are arranged in parallel with the base driving screw rod 14, and the first base driving pull rod 18 and the second base driving pull rod 19 are symmetrically arranged with the base driving screw rod 14.
Preferably, the lifting base 2 is provided with a second base slide rail set 20 and a jacking block 21, the second base slide rail set 20 and the base driving screw rod 14 are arranged in parallel, the jacking block 21 is slidably arranged on the second base slide rail set 20 through a second base sliding block 22, and the second base sliding block 22 is connected with the pull rod driving block 17.
Specifically, in this embodiment, the second base slide rail set 20 is a third base slide rail 23 and a fourth base slide rail 24 which are arranged in parallel, the third base slide rail 23 and the fourth base slide rail 24 are symmetrically arranged and located on two sides of the base driving screw 14 by the base driving screw 14, the number of the second base slide blocks 22 is two, the two second base slide blocks 22 are respectively arranged on the third base slide rail 23 and the fourth base slide rail 24, the number of the jacking blocks 21 is two, and the two jacking blocks 21 are respectively arranged on the second base slide blocks 22.
Preferably, the driving arm assembly 4 comprises a first long lever arm 25 and a second long lever arm 26, and the first long lever arm 25 and the second long lever arm 26 are crossed at a central position through a jacking roller 27; the driving arm assemblies 4 are at least two groups, the adjacent driving arm assemblies 4 are arranged in parallel, and two ends of the jacking roller 27 are connected with the first long lever arm 25 and the second long lever arm 26 of the adjacent driving arm assemblies 4 at the central positions.
More preferably, the jacking roller 27 is sleeved with a jacking roller 28, the upper part of the jacking block 21 is provided with an inner concave cambered surface 29, and the inner concave cambered surface 29 of the jacking block 21 is abutted to the outer cambered surface of the jacking roller 28.
Preferably, a third base sliding rail set 30 and a second base sliding plate 31 are arranged on the lower surface of the apron 1, a third base sliding block 32 is arranged on the third base sliding rail set 30, and the second base sliding plate 31 is slidably connected to the third base sliding rail set 30 through the third base sliding block 32.
More preferably, the top parts of the first long lever arms 25 of the two sets of driving arm assemblies 4 are connected with fourth base sliding blocks 33, the bottom parts of the first long lever arms 25 of the two sets of driving arm assemblies 4 are connected with the lifting base 2, and the fourth base sliding blocks 33 are arranged on the third base sliding rail set 30; the top parts of the second long lever arms 26 of the two sets of driving arm assemblies 4 are hinged with the second base sliding plate 31, and the bottom parts of the second long lever arms 26 of the two sets of driving arm assemblies 4 are hinged with the first base sliding plate 9.
Specifically, in this embodiment, the third base sliding rail set 30 includes a fifth base sliding rail 34 and a sixth base sliding rail 35 that are arranged in parallel, two third base sliding blocks 32 are provided, the two third base sliding blocks 32 are respectively disposed on the fifth base sliding rail 34 and the sixth base sliding rail 35, one end of the second base sliding plate 31 is slidably connected to the fifth base sliding rail 34 through the third base sliding block 32, the other end of the second base sliding plate 31 is slidably connected to the sixth base sliding rail 35 through the third base sliding block 32, and the second base sliding plate 31 is disposed perpendicular to the fifth base sliding rail 34 and the sixth base sliding rail 35.
More specifically, in this embodiment, there are two sets of the driving arm assemblies 4, the axial direction of the jacking roller 27 is perpendicular to the axial direction of the base driving screw 14, and the two sets of the driving arm assemblies 4 are symmetrically arranged with the base driving screw 14 as a center; the bottom of the first long lever arm 25 of the first set of driving arm assembly 4 is fixedly arranged on the lifting base 2, the top of the first long lever arm 25 of the first set of driving arm assembly 4 is slidably connected to the fifth base slide rail 34 through the fourth base slide block 33, the bottom of the second long lever arm 26 of the first set of driving arm assembly 4 is hinged to the first base slide plate 9 at one end of the first base slide rail 11, and the top of the second long lever arm 26 of the first set of driving arm assembly 4 is hinged to the second base slide plate 31 at one end of the fifth base slide rail 34; similarly, the bottom of the first long lever arm 25 of the second group of driving arm assembly 4 is fixedly disposed on the lifting base 2, the top of the first long lever arm 25 of the second group of driving arm assembly 4 is slidably connected to the sixth base slide rail 35 through the fourth base slide block 33, the bottom of the second long lever arm 26 of the second group of driving arm assembly 4 is hinged to one end of the first base slide plate 9 located on the second base slide rail 12, and the top of the second long lever arm 26 of the second group of driving arm assembly 4 is hinged to one end of the second base slide plate 31 located on the sixth base slide rail 35.
As shown in fig. 4 to 5, preferably, the centering push rod assembly 5 includes a first centering push rod 36, a second centering push rod 37, a third centering push rod 38, and a fourth centering push rod 39, the first centering push rod 36 and the second centering push rod 37 are arranged in parallel in the transverse direction, the third centering push rod 38 and the fourth centering push rod 39 are arranged in parallel in the longitudinal direction, and the first centering push rod 36, the second centering push rod 37, the third centering push rod 38, and the fourth centering push rod 39 are distributed in a shape of a "well" on the upper surface of the apron 1.
Preferably, the push rod driving module 6 is divided into a transverse push rod driving module 40 and a longitudinal push rod driving module 41, the transverse push rod driving module 40 includes a transverse push rod motor 42, a first push rod belt 43, a first push rod slider 44, a first push rod transmission wheel 45, a transverse push rod transmission rod 46, a second push rod belt 47, a second push rod slider 48 and a second push rod transmission wheel 49, a motor shaft of the transverse push rod motor 42 is axially connected with the first push rod transmission wheel 45, the first push rod belt 43 is sleeved on the first push rod transmission wheel 45, the first centering push rod 36 is arranged on the first push rod belt 43 through the first push rod slider 44, the second push rod transmission wheel 49 is axially connected with the first push rod transmission wheel 45 through the transverse push rod transmission rod belt 46, the second push rod belt 47 is sleeved on the second push rod transmission wheel 49, and the second centering push rod 37 is arranged on the second push rod belt 47 through the second push rod slider 48; the structure of the longitudinal push rod driving module 41 is the same as that of the transverse push rod driving module 40, and the third centering push rod 38 and the fourth centering push rod 39 are arranged on the longitudinal push rod driving module 41.
Specifically, the transverse push rod motor 42 drives the first push rod transmission wheel 45 to rotate, and due to the effect of the transverse push rod transmission rod 46, the second push rod transmission wheel 49 rotates synchronously with the first push rod transmission wheel 45, so as to drive the first push rod belt 43 and the second push rod belt 47 to move, the first push rod slider 44 on the first push rod belt 43 moves along with the first push rod belt 43, the second push rod slider 48 on the second push rod belt 47 moves along with the second push rod belt 47, and thus the first centering push rod 36 on the first push rod slider 44 and the second centering push rod 37 on the second push rod slider 48 move.
More specifically, in this embodiment, horizontal push rod drive module 40 drives push rod assembly 5's first push rod 36, the second push rod 37 of returning to the middle in the horizontal direction is close to the central point and removes or keeps away from the central point and removes, vertical push rod drive module 41 drives push rod assembly 5's third push rod 38, the fourth push rod 39 of returning to the middle in the horizontal direction is close to the central point and removes or keeps away from the central point and removes, and push rod 36, the second push rod 37 of returning to the middle in the first return, third push rod 38, the fourth push rod 39 of returning to the middle in the third return are synchronous goes on to set up unmanned aerial vehicle 7 to the central point in the middle.
In specific implementation, when the parking apron 1 needs to be lifted upwards, the base driving motor 13 drives the base driving screw rod 14, and when the jacking roller 28 moves to the top end of the concave arc surface 29 of the jacking block 21, the base driving screw rod 14 is matched with the screw rod nut 16 to drive the second base sliding block 22 provided with the jacking block 21 to move continuously, and at the moment, the jacking block 21 can drive the driving arm assembly 4 to move continuously through the base driving pull rod group 15, so that secondary lifting is performed; then push rod drive module 6 drives and pushes away in push rod assembly 5 motion and loosen unmanned aerial vehicle 7, and unmanned aerial vehicle 7 takes off and patrols and examines, after 7 uses of unmanned aerial vehicle, flies back to air park 1, and push rod drive module 6 drives and pushes away in push rod assembly 5 motion and return to in unmanned aerial vehicle 7, and base drive module 3 is with air park 1 descending recovery downwards.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims (10)

1. The utility model provides a mechanism in unmanned aerial vehicle's lift is returned, its characterized in that: the automatic parking apron lifting device comprises a lifting mechanism, a centering mechanism and an apron, wherein the lifting mechanism comprises a lifting base, a base driving module and a driving arm assembly, the base driving module is arranged on the lifting base, the bottom of a driving arm assembly is connected to the base driving module in a sliding mode, the top of the driving arm assembly is connected to the bottom of the apron in a sliding mode, and the base driving module drives the driving arm assembly to drive the apron to do lifting motion; the mechanism of returning to the middle is including pushing away middle push rod subassembly, push rod drive module sets up in the air park lower surface, push away middle push rod subassembly and set up in the air park upper surface, push rod drive module drive pushes away middle push rod subassembly and drives unmanned aerial vehicle and return to the middle and set up.
2. The mechanism of claim 1, wherein the mechanism comprises: the lifting base is provided with a first base sliding rail set and a first base sliding plate, the first base sliding rail set is provided with a first base sliding block, and the first base sliding plate is connected to the first base sliding rail set in a sliding mode through the first base sliding block.
3. The mechanism in claim 2, which is characterized in that: the base driving module comprises a base driving motor, a base driving screw rod and a base driving pull rod set, the base driving screw rod is axially connected with a motor shaft of the base driving motor, and a screw rod nut is sleeved on the base driving screw rod; and a pull rod driving block is fixedly connected to the screw rod nut, one end of the base driving pull rod group is connected with the pull rod driving block, and the other end of the base driving pull rod group is connected with the first base sliding plate.
4. The mechanism in claim 3, characterized in that: the lifting base is provided with a second base slide rail set and a jacking block, the second base slide rail set and the base driving screw rod are arranged in parallel, the jacking block is arranged on the second base slide rail set in a sliding mode through a second base slide block, and the second base slide block is connected with the pull rod driving block.
5. The mechanism of claim 4, wherein the mechanism comprises: the driving arm assembly comprises a first long lever arm and a second long lever arm, and the first long lever arm and the second long lever arm are arranged in a crossed manner at the center position through a jacking roller; the two ends of the jacking roller are connected with the first long lever arm and the second long lever arm of the adjacent driving arm component at the central positions.
6. The mechanism of claim 5, wherein the mechanism comprises: the jacking roller is sleeved with a jacking roller, the upper part of the jacking block is provided with an inwards concave cambered surface, and the inwards concave cambered surface of the jacking block is abutted with the outer cambered surface of the jacking roller.
7. The mechanism of claim 5, wherein the mechanism comprises: the lower surface of the parking apron is provided with a third base sliding rail set and a second base sliding plate, a third base sliding block is arranged on the third base sliding rail set, and the second base sliding plate is connected to the third base sliding rail set in a sliding mode through the third base sliding block.
8. The mechanism of claim 7, wherein the mechanism comprises: the top parts of the first long lever arms of the two groups of driving arm assemblies are connected with fourth base sliding blocks, the bottom parts of the first long lever arms of the two groups of driving arm assemblies are connected with the lifting base, and the fourth base sliding blocks are arranged on a third base sliding rail group; the tops of the second long lever arms of the two groups of driving arm assemblies are hinged with the second base sliding plate, and the bottoms of the second long lever arms of the two groups of driving arm assemblies are hinged with the first base sliding plate.
9. The mechanism of claim 1, wherein the mechanism comprises: the middle pushing push rod assembly comprises a first middle returning push rod, a second middle returning push rod, a third middle returning push rod and a fourth middle returning push rod, the first middle returning push rod and the second middle returning push rod are arranged in parallel in the transverse direction, the third middle returning push rod and the fourth middle returning push rod are arranged in parallel in the longitudinal direction, and the first middle returning push rod, the second middle returning push rod, the third middle returning push rod and the fourth middle returning push rod are distributed on the upper surface of the parking apron in a shape like a Chinese character 'jing'.
10. The mechanism of claim 9, wherein the mechanism further comprises: the push rod driving module is divided into a transverse push rod driving module and a longitudinal push rod driving module, the transverse push rod driving module comprises a transverse push rod motor, a first push rod belt, a first push rod slider, a first push rod driving wheel, a transverse push rod transmission rod, a second push rod belt, a second push rod slider and a second push rod driving wheel, a motor shaft of the transverse push rod motor is axially connected with the first push rod driving wheel, the first push rod belt is sleeved on the first push rod driving wheel, the first centering push rod is arranged on the first push rod belt through the first push rod slider, the second push rod driving wheel is axially connected with the first push rod driving wheel through the transverse push rod transmission rod, the second push rod belt is sleeved on the second push rod driving wheel, and the second centering push rod is arranged on the second push rod belt through the second push rod slider; the structure of the longitudinal push rod driving module is the same as that of the transverse push rod driving module, and the third centering push rod and the fourth centering push rod are arranged on the longitudinal push rod driving module.
CN202221943740.5U 2022-07-26 2022-07-26 Unmanned aerial vehicle's lift mechanism of returning to center Active CN217918469U (en)

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CN202221943740.5U CN217918469U (en) 2022-07-26 2022-07-26 Unmanned aerial vehicle's lift mechanism of returning to center

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