CN221049983U

CN221049983U - Unmanned aerial vehicle flexible horn

Info

Publication number: CN221049983U
Application number: CN202322350470.8U
Authority: CN
Inventors: 卞泽武
Original assignee: Qingdao Hangpeng Drone Technology Co ltd
Current assignee: Qingdao Hangpeng Drone Technology Co ltd
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-05-31
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses an unmanned aerial vehicle telescopic horn, which comprises an unmanned aerial vehicle arm mechanism and a telescopic mechanism connected with the unmanned aerial vehicle arm mechanism, wherein the telescopic mechanism comprises a base, a guide rail arranged on the base, a slide block positioned on the guide rail, a horn carbon tube for connecting the slide block and the unmanned aerial vehicle arm mechanism, and a driving piece for driving the slide block to move on the guide rail; the driving piece comprises a motor and a motor screw rod connected with an output shaft of the motor, and the motor screw rod is connected with the sliding block; this flexible horn of unmanned aerial vehicle passes through motor lead screw and rotates, drives the slider and carries out back-and-forth movement on the guide rail, and the slider removes and drives linear bearing, horn carbon tube and remove, realizes the flexible of unmanned aerial vehicle horn, reduces unmanned aerial vehicle's storage volume, improves unmanned aerial vehicle's automation level, and unmanned aerial vehicle horn is at the recovery in-process, and screw homing mechanism's lug structure can prevent that first screw and second screw from supporting the card and dying.

Description

Unmanned aerial vehicle flexible horn

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a telescopic horn of an unmanned aerial vehicle.

Background

Unmanned aerial vehicle has been extensive at present and has been used in fields such as detection, take photo by plane, survey and drawing, electric power inspection and plant protection. A multi-rotor unmanned aerial vehicle is a special unmanned helicopter with three or more rotor shafts. The unmanned aerial vehicle is driven to rotate through the motor on each shaft to generate lifting force, and now, along with the pushing-out and wide popularization of the unmanned aerial vehicle cabin, the unmanned aerial vehicle cabin can realize automatic lifting and retraction of the unmanned aerial vehicle. However, the multi-rotor unmanned aerial vehicle has a large size, so that the unmanned aerial vehicle cabin has a large size and is inconvenient to store.

Disclosure of utility model

The utility model aims to provide an unmanned aerial vehicle telescopic arm, which can reduce the storage volume of an unmanned aerial vehicle.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the telescopic mechanism comprises a base, a guide rail arranged on the base, a sliding block positioned on the guide rail, a horn carbon tube connecting the sliding block and the unmanned aerial vehicle arm mechanism, and a driving piece for driving the sliding block to move on the guide rail;

The driving piece comprises a motor and a motor screw rod connected with an output shaft of the motor, and the motor screw rod is connected with the sliding block.

Further, a linear bearing seat is arranged between the sliding block and the carbon tube of the horn, a linear bearing is arranged on the linear bearing seat, and the linear bearing is connected with the sliding block.

Further, the unmanned aerial vehicle arm mechanism comprises a coaxial motor seat, a first motor arranged at the upper end of the coaxial motor seat, a second motor arranged at the lower end of the coaxial motor seat, a first propeller electrically connected with the first motor, and a second propeller electrically connected with the second motor.

Further, a propeller homing mechanism is connected between the linear bearing and the horn carbon tube, a groove is formed in one side, close to the unmanned aerial vehicle arm mechanism, of the propeller homing mechanism, and protruding blocks are arranged on the upper side and the lower side of the propeller homing mechanism.

Further, a first limit switch and a second limit switch for controlling the stop position of the sliding block are arranged at two ends of the guide rail.

According to the technical scheme, the utility model has the following beneficial effects:

This flexible horn of unmanned aerial vehicle passes through motor lead screw and rotates, drives the slider and carries out back-and-forth movement on the guide rail, and the slider removes and drives linear bearing, horn carbon tube and remove, realizes the flexible of unmanned aerial vehicle horn, reduces unmanned aerial vehicle's storage volume, improves unmanned aerial vehicle's automation level, and unmanned aerial vehicle horn is at the recovery in-process, and screw homing mechanism's lug structure can prevent that first screw and second screw from supporting the card and dying.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall use state structure of the present utility model;

Fig. 3 is a schematic structural view of a homing mechanism of the propeller of the present utility model.

In the figure: 110. a coaxial motor base; 120. a first motor; 130. a second motor; 140. a first propeller; 150. a second propeller; 210. a base; 220. a guide rail; 230. a slide block; 240. a horn carbon tube; 251. a motor; 252. a motor screw rod; 3. a linear bearing seat; 4. a linear bearing; 5. a propeller homing mechanism; 510. a groove; 520. a bump; 6. the first limit is opened; 7. and a second limit switch.

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the utility model provides an unmanned aerial vehicle telescopic arm, which comprises an unmanned aerial vehicle arm mechanism and a telescopic mechanism, wherein the telescopic mechanism comprises a base 210, a guide rail 220, a sliding block 230, an arm carbon tube 240 and a driving piece, the base 210 is made of carbon plates, the guide rail 220 is arranged on the base 210, the sliding block 230 is arranged on the guide rail 220, the arm carbon tube 240 is connected with the sliding block and the unmanned aerial vehicle arm mechanism, the driving piece comprises a motor 251 and a motor screw rod 252, the motor 251 is arranged on the base 210, one end of the motor screw rod 252 is connected with an output shaft of the motor, the other end of the motor screw rod 252 is connected with the sliding block, and the motor 251 is started to drive the motor screw rod 252 to rotate and then drive the sliding block 230 to horizontally move on the guide rail 220, so as to drive the arm carbon tube to shrink. A first limit switch 6 and a second limit switch 7 are arranged at two ends of the guide rail 220, and the stop position of the sliding block is controlled through the first limit switch 6 and the second limit switch 7.

The unmanned aerial vehicle arm mechanism comprises a coaxial motor seat 110, a first motor 120, a second motor 130, a first propeller 140 and a second propeller 150, wherein the right end of the coaxial motor seat 110 is connected with a horn carbon tube, the first motor 120 is arranged at the upper end of the coaxial motor seat, the second motor 130 is arranged at the lower end of the coaxial motor seat, the first propeller 140 is electrically connected with the first motor, the second propeller 150 is electrically connected with the second motor, the first motor 120 drives the first propeller to rotate, and the second motor drives the second propeller to rotate.

Be provided with sharp bearing frame 3 between slider 230 and the horn carbon tube 240, be provided with linear bearing 4 on the linear bearing frame 3, the right-hand member of linear bearing 4 is connected with slider 230, and the left end of linear bearing 4 is connected with screw homing mechanism 5, and horn carbon tube 240 is connected to the left end of screw homing mechanism 5, recess 510 has been seted up to one side that screw homing mechanism 5 is close to unmanned aerial vehicle arm mechanism, and the upside and the downside of screw homing mechanism 5 are provided with lug 520.

The motor lead screw 252 rotates to drive the sliding block 230 to move back and forth on the guide rail 220, the sliding block 230 moves to drive the linear bearing 4 and the horn carbon tube 240 to move, the extension and retraction of the unmanned aerial vehicle horn are achieved, the storage volume of the unmanned aerial vehicle is reduced, the automation level of the unmanned aerial vehicle is improved, the protruding block 520 structure of the screw homing mechanism 5 can prevent the first screw 140 and the second screw 150 from propping against the blocking in the recovery process of the unmanned aerial vehicle horn, after the whole recovery of the horn, the first motor 120 and the second motor 130 are tightly attached to the groove 510 of the screw homing mechanism, the protruding block 520 of the upper and lower parts of the screw homing mechanism is tightly attached to the middle positions of the first screw 140 and the second screw 150, so that the orientation of the screw is locked, and the first motor 120, the second motor 130, the first screw 140 and the second screw 150 are tightly attached to the screw homing mechanism 5.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The telescopic arm of the unmanned aerial vehicle is characterized by comprising an unmanned aerial vehicle arm mechanism and a telescopic mechanism connected with the unmanned aerial vehicle arm mechanism, wherein the telescopic mechanism comprises a base (210), a guide rail (220) arranged on the base, a sliding block (230) positioned on the guide rail, an arm carbon tube (240) for connecting the sliding block and the unmanned aerial vehicle arm mechanism, and a driving piece for driving the sliding block to move on the guide rail;

the driving piece comprises a motor (251) and a motor screw rod (252) connected with an output shaft of the motor, and the motor screw rod is connected with the sliding block.

2. The unmanned aerial vehicle telescopic boom according to claim 1, wherein: a linear bearing seat (3) is arranged between the sliding block (230) and the horn carbon tube (240), a linear bearing (4) is arranged on the linear bearing seat (3), and the linear bearing (4) is connected with the sliding block (230).

3. The unmanned aerial vehicle telescopic boom according to claim 1, wherein: the unmanned aerial vehicle arm mechanism comprises a coaxial motor seat (110), a first motor (120) arranged at the upper end of the coaxial motor seat, a second motor (130) arranged at the lower end of the coaxial motor seat, a first propeller (140) electrically connected with the first motor, and a second propeller (150) electrically connected with the second motor.

4. The unmanned aerial vehicle telescopic boom according to claim 2, wherein: the screw homing mechanism (5) is connected between the linear bearing (4) and the horn carbon tube (240), a groove (510) is formed in one side, close to the unmanned aerial vehicle arm mechanism, of the screw homing mechanism (5), and protruding blocks (520) are arranged on the upper side and the lower side of the screw homing mechanism (5).

5. The unmanned aerial vehicle telescopic boom according to claim 1, wherein: and a first limit switch (6) and a second limit switch (7) for controlling the stop position of the sliding block are arranged at two ends of the guide rail (220).