CN219056588U

CN219056588U - Be suitable for three-dimensional flexible device of unmanned aerial vehicle's two-way

Info

Publication number: CN219056588U
Application number: CN202223051315.8U
Authority: CN
Inventors: 王路平; 惠潇潇
Original assignee: Shanghai Jiehuan Intelligent Technology Co Ltd
Current assignee: Shanghai Jiehuan Intelligent Technology Co Ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-05-23
Anticipated expiration: 2032-11-16

Abstract

The utility model provides a bidirectional three-stage telescopic device suitable for an unmanned aerial vehicle, which is particularly applied to the scene that equipment for conveying the unmanned aerial vehicle is placed in a closed and narrow vehicle body space, the underpowered unmanned aerial vehicle is sent into a storage area from a shutdown platform to be charged, and then the full-power unmanned aerial vehicle is grabbed to the shutdown platform, wherein the conveying device comprises a primary telescopic component, a secondary telescopic component and a three-stage telescopic platform, and the primary telescopic component comprises: the synchronous pulley comprises a first driving motor (12), a synchronous pulley (13) and a synchronous belt (15), wherein the first driving motor drives the synchronous pulley and is driven by the synchronous belt; the secondary telescoping assembly includes: the second driving motor (21), the synchronizing wheel (22), the synchronous belt (26), the transmission shaft (24), the transmission gear (28), the transmission gear (29) and the rack (216); the tertiary flexible platform includes: and the clamping jaw (31) is arranged on the sliding block (212).

Description

Be suitable for three-dimensional flexible device of unmanned aerial vehicle's two-way

Technical Field

The utility model relates to a matching device suitable for an unmanned aerial vehicle in the power exchange process, in particular to a bidirectional three-stage telescopic device.

Background

The unmanned aerial vehicle field high-speed development has used multiple field, because most unmanned aerial vehicle fuselage is small and exquisite, light in weight for unmanned aerial vehicle's battery is generally less, consequently exists unmanned aerial vehicle duration short problem, and this just needs a can store many unmanned aerial vehicles or provides unmanned aerial vehicle and tear down the nest of changing the battery open. At present, unmanned aerial vehicle nest is single unmanned aerial vehicle storage device, and its unmanned aerial vehicle parks the platform and only is used for unmanned aerial vehicle landing deposit, and the majority still needs human intervention to remove unmanned aerial vehicle, does not realize the full automatization. The prior art relates to some mobile unmanned aerial vehicle telescopic devices, and drive assembly is many, and the design is loaded down with trivial details, and space utilization is not high, and is with high costs, and when involving multistage flexible, flexible length often can receive the restriction.

Disclosure of Invention

In order to solve the problems, the utility model provides the telescopic device with a simpler structure, which is applied to the unmanned aerial vehicle charging process and is suitable for moving the unmanned aerial vehicle between the unmanned aerial vehicle landing platform and the charging site. The specific technical scheme is as follows:

the device suitable for the bidirectional three-stage expansion of the unmanned aerial vehicle is characterized by comprising a first-stage expansion assembly, a second-stage expansion assembly and a three-stage expansion platform, wherein,

the first-stage telescopic assembly comprises: the device comprises a first driving motor (12), a first synchronous wheel (13) and a first synchronous belt (15), wherein the first driving motor drives the first synchronous wheel and is driven by the first synchronous belt;

the second grade flexible subassembly include: the second driving motor (21), the second synchronous wheel (22), the second synchronous belt (26), the transmission shaft (24), the first transmission gear (28), the second transmission gear (29) and the rack (216);

the second driving motor drives the second synchronous wheel (22) to rotate, and the second driving gear (29) is meshed with the rack (216) through the second synchronous belt (26), the transmission shaft (24), the first driving gear (28) and the second driving gear (29); the rack (216) is arranged below the mounting plate (211), and when the second transmission gear (29) rotates, the rack (216) moves to drive the mounting plate (211) to move;

the three-stage telescopic platform comprises: a clamping jaw (31) arranged on the sliding block (212),

moves with the third timing belt (214);

the second-stage telescopic piece (2) is fixed on the synchronous belt (15), moves along with the first synchronous belt (15), stops the first driving motor (12) after moving to the limit position, and completes the primary telescopic action; the rack (216) moves to drive the secondary telescopic assembly to extend out; the clamping jaw (31) moves along with the rack (216) to finish three-stage telescopic action.

Advantageous effects

In the process of the unmanned aerial vehicle landing platform to the charging place, equipment is required to move the unmanned aerial vehicle, the existing device driving assembly related to multistage expansion of the mobile unmanned aerial vehicle is more, the design is complex, the space utilization rate is not high, the cost is high, and the expansion length is often limited when multistage expansion is related. The multi-stage telescopic structure is related to the market, a plurality of driving devices are needed, and the multi-stage telescopic structure can drive the multi-stage telescopic structure of the assembly only by two driving forces; can realize bidirectional expansion and contraction, and has high space utilization rate.

This patent only needs the tertiary flexible of two drives just can drive the subassembly.

Drawings

FIG. 1 is a schematic diagram of a bidirectional three-stage telescoping device according to the present utility model;

FIG. 2 is a schematic side view of a bi-directional three-stage telescoping device configuration of the present utility model;

FIG. 3 is a schematic side telescopic view of the device structure of the bi-directional three-stage telescopic device of the present utility model;

FIG. 4 is a schematic view of the three-stage telescoping device of the present utility model with the structure extended in another direction;

FIG. 5 is a schematic view of a two-stage transmission structure in the device structure of the present utility model;

FIG. 6 is a schematic view of a primary drive mechanism in the configuration of the apparatus of the present utility model;

FIG. 7 is a schematic view of a three stage telescoping assembly of the present utility model;

fig. 8 is a schematic diagram of a top view of a bidirectional three-stage telescopic device according to the present utility model. Wherein, 11, a main frame, 12, a first driving motor, 13, a synchronizing wheel, 14 and a driven synchronizing wheel, 15, a synchronous belt, 16, a sliding rail slide block, 17, a mounting plate, 18 and a pressing plate; 21. the second driving motor, 22, the synchronizing wheel, 23, the driven synchronizing wheel, 24, the transmission shaft, 25, the transmission shaft supporting seat, 26, the second synchronous belt, 27, the mounting vertical plate, 28, the first transmission gear, 29 and the second transmission gear;

214. third hold-in range, 215, second hold-in range clamp plate, 31, clamping jaw, 216, rack.

Detailed Description

The present utility model will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present utility model.

Unmanned aerial vehicle is used for the operation in high altitude area, danger area, life photography, crops pesticide sprays, and contactless commodity delivery and military unmanned aerial vehicle carries out military exploration, information collection etc.. However, since the unmanned aerial vehicle body is small and light, the battery of the unmanned aerial vehicle is generally smaller, so that the problem of short endurance of a single unmanned aerial vehicle exists, and a nest capable of storing a plurality of unmanned aerial vehicles or providing unmanned aerial vehicle for replacing the battery is needed.

The purpose of this patent is, places the equipment that a section unmanned aerial vehicle carried in airtight narrow and small automobile body space, snatchs owe electric unmanned aerial vehicle and gets into storage district from the platform that parks and charge, snatchs full electric unmanned aerial vehicle to the platform that parks and prepare to take off again, and this process needs to design an unmanned aerial vehicle tongs, and this tongs equipment has the function that can two-way flexible, and flexible stroke is long. The device driving assembly that relates to multistage flexible in current market is many, and the design is loaded down with trivial details, and space utilization is not high, and is with high costs, and when involving multistage flexible in addition, flexible length often can receive the restriction.

The unmanned aerial vehicle telescopic platform has the advantages that the unmanned aerial vehicle telescopic platform is different from the conventional common mechanism, and realizes primary telescopic operation by driving the synchronous wheels and the synchronous belt through the motor and using the guide rail sliding blocks for auxiliary guiding; the motor drives the gear rack to drive the secondary telescopic assembly to move, meanwhile, the synchronous belt and the synchronous wheel are used for transmission, and the guide rail sliding block is used for assisting in guiding to enable the three-stage clamping jaw to realize reciprocating motion, two-way three-stage telescopic motion can be realized only by two drives, and the telescopic distance is longer than that of the former one, so that the space utilization rate is greatly improved, the cost is reduced, and the space utilization rate is large.

The telescopic device of this patent protection mainly includes flexible subassembly of one-level, second grade flexible subassembly and tertiary flexible subassembly.

The first-stage telescopic assembly, as shown in fig. 5 and 6, realizes first-stage telescopic by driving the synchronous wheel and the synchronous belt through a motor and using the guide rail slide block for auxiliary guiding, and comprises the following specific structures:

a main frame 11 for mounting each component;

the first driving motor 12 is arranged at one end of the frame and is fixed on the main frame through a motor seat, and the first driving motor is used for driving the expansion and contraction of the component;

the first motor shaft end synchronous wheel 13 is arranged at the motor shaft end and is used for transmission;

the first driven synchronous wheel 14 is arranged on the other side of the main frame 11 and is fixed on the frame through a base, and the first driven synchronous wheel is used for transmission;

the first synchronous belt 15 is arranged on the synchronous wheel 13 at the shaft end of the motor and the driven synchronous wheel 14 and is used for transmission;

the first sliding rail and sliding block 16 is arranged above the main frame 11, and the sliding rail is fixed on the main frame 11 through bolts and has the function of transmission;

the mounting plate 17 is arranged above the sliding block of the first sliding rail sliding block 16, is fixed on the sliding block through bolts and is used for mounting the secondary telescopic mechanism;

the mounting plate 17 is fixed at a certain point on the synchronous belt 15, so that the mounting plate moves along with the synchronous belt 15, and the pressing plate is fixed below the mounting plate 17 through bolts;

the working process of the first-stage telescopic component is as follows:

the first driving motor 12 works to drive the first motor shaft end synchronous wheel 13 to rotate, the first driven synchronous wheel 14 rotates, the first synchronous belt 15 converts the rotation motion of the two synchronous wheels into linear motion, and the pressing plate 18 of the first synchronous belt fixes the second-stage telescopic assembly 2 on one point of the first synchronous belt 15, so that the second-stage telescopic assembly 2 moves along with the first synchronous belt 15, and after the second-stage telescopic assembly moves to a limiting position, the first driving motor 12 stops working, and the extension motion of the first-stage telescopic assembly is completed;

a secondary retraction assembly, as shown in fig. 5 and 7, comprising:

the second driving motor 21 is arranged above the mounting plate 17 and is fixed on the mounting plate 17 through a motor seat, and the second driving motor is used for driving the expansion and contraction of the component;

the second motor shaft end synchronizing wheel 22 is arranged at the second motor shaft end and is used for transmission;

a second driven synchronizing wheel 23 arranged on the transmission shaft 24 and serving as a transmission;

the transmission shaft 24 is arranged between the two transmission shaft supporting seats 25, and the transmission shaft 24 and the second driven synchronous wheel 23 realize synchronous rotation through flat key matching, and the transmission shaft 24 and the second driven synchronous wheel play a role in transmission;

the transmission shaft supporting seats 25 are arranged at two ends of the transmission shaft 24 and are fixed on the mounting plate through bolts, and are used for supporting the transmission shaft 24;

the second synchronous belt 26 is arranged on the second motor shaft end synchronous wheel 22 and the second driven synchronous wheel 23, and is used for transmission;

the installation vertical plate 27 is arranged above the installation plate and fixed by bolts and is used for installing other components;

the first transmission gear 28 is arranged at the shaft end of the transmission shaft 24, and the first transmission gear 28 and the transmission shaft 24 realize synchronous rotation through flat key matching, and the function of the first transmission gear 28 is transmission;

the second transmission gear 29 is arranged on the installation vertical plate 27, is installed on the installation vertical plate 27 through an installation shaft, and is meshed with the first transmission gear 28, and has the function of transmission;

the second sliding rail and sliding block 210 is arranged on the mounting vertical plate 27, and the sliding block is fixed on the mounting vertical plate 27 through bolts and has the function of transmission;

the mounting plate 211 is arranged on one side of the second sliding rail slide block, is fixed on one side of the sliding rail by using a bolt, and is used for mounting other components;

as shown in fig. 7, a third sliding rail block 212 is disposed at the other side of the mounting plate 211 and is symmetrical to the second sliding rail block 210 with respect to the mounting plate 211, and the sliding rail is fixed on the mounting plate 211 by bolts, which acts as a transmission;

two third synchronizing wheels 213 are respectively arranged at two ends of the mounting plate 211 and are fixed at two ends of the mounting plate 27 through bases; the function is transmission;

the third synchronous belt 214 is arranged on the two third synchronous wheels 213 and is used for transmission;

the second synchronous belt pressing plates 215 are arranged at two sides of the third sliding block 212 and are fixed on the installation vertical plate 27 through bolts, and the second synchronous belt pressing plates are used for fixing the installation vertical plate at a certain point of the third synchronous belt 214 so that the installation vertical plate 27 moves along with the movement of the third synchronous belt;

a rack 216 disposed below the mounting plate 211 and fixed below the mounting plate 211 by bolts, the tooth surface of which is engaged with the second transmission gear 29, the rack 216 being caused to move following the transmission of the second transmission gear 29;

the secondary extension process comprises the following steps:

the second driving motor 21 works to drive the second motor shaft end synchronous wheel 22 to rotate, the second driven synchronous wheel 23 is driven to rotate through the second synchronous belt 26, the transmission shaft 24 rotates, the first transmission gear 28 rotates, the second transmission gear 29 is meshed with the rack 216 to drive the rack 216 to move forwards, and the rack 216 moves forwards to drive the secondary telescopic assembly to extend forwards;

three-stage telescopic assembly 3, comprising:

a clamping jaw 31, which is arranged on the third sliding block 212 and is fixed on the surface of the third sliding block through bolts;

the third timing belt pressing plate 32 is disposed on the opposite side of the second timing belt pressing plate 215 to the mounting plate 211, and is used to fix the clamping jaw 31 to a certain point of the third timing belt pressing plate 32, so that the clamping jaw 31 moves along with the third timing belt 214.

Three-stage extending process:

since the point a on the third synchronous belt 214 is fixed on the mounting riser 27 by the second synchronous belt pressing plate 215, the point B on the third synchronous belt 214 is fixed on the clamping jaw 31 by the third synchronous belt pressing plate 32, when the primary expansion and contraction work is completed, the mounting riser 27 stops moving in a static state, the rack 216 moves forward in the secondary expansion and contraction process, the third synchronous belt 214 also drives along with the primary expansion and contraction work, because the point a on the third synchronous belt 214 is fixed, the point B on the third synchronous belt 214 moves along the movement track of the third synchronous belt 214 and the movement direction of the rack 216, and the clamping jaw 31 is fixed on the point B and moves along the movement direction of the rack 216, thereby completing the tertiary expansion and contraction work. And (3) injection: the three-stage expansion and contraction operation is performed together with the two-stage expansion and contraction operation.

As shown in fig. 3 and 4, the side telescopic schematic views of the telescopic device of the present patent show the moving position of the clamping jaw 31.

The specific application scene of this patent is: the under-powered unmanned aerial vehicle falls on a shutdown platform, and at the moment, the telescopic device moves to the position below the unmanned aerial vehicle in a low-displacement mode, and the unmanned aerial vehicle is moved to a charging position through the clamping jaw 31. The technical scheme of this patent is that realize the one-level flexible through motor drive synchronizing wheel and hold-in range and with the supplementary direction of guide rail slider, when rethread motor drive rack and pinion drives the motion of second grade flexible subassembly, and the drive of through hold-in range and synchronizing wheel makes tertiary clamping jaw realize reciprocating motion with the supplementary direction of guide rail slider, only used two drives can realize two-way tertiary flexible, and flexible distance can be longer before comparing, very big improvement space utilization, reduce cost.

The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims

1. The device suitable for the bidirectional three-stage expansion of the unmanned aerial vehicle is characterized by comprising a first-stage expansion assembly, a second-stage expansion assembly and a three-stage expansion platform, wherein,

the first-stage telescopic assembly comprises: the device comprises a first driving motor (12), a first synchronous wheel (13) and a first synchronous belt (15), wherein the first driving motor drives the first synchronous wheel and drives the first synchronous wheel through the first synchronous belt (15);

moves with the third timing belt (214);