CN210852899U

CN210852899U - Novel adjustable unmanned aerial vehicle undercarriage

Info

Publication number: CN210852899U
Application number: CN201921630279.6U
Authority: CN
Inventors: 魏桂香
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-26
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a novel adjustable unmanned aerial vehicle undercarriage, which comprises a body, wherein a fixed frame is welded at the bottom of the body, a slide rail is welded at the bottom end of the fixed frame, and a traveling wheel is installed at the bottom end of the slide rail; install the flywheel gear in the mount, the flywheel gear includes motor, rim plate, wheel pole and slider, the motor is installed in the mount, the vertical setting of rim plate is in the mount, and the output shaft fixed connection of rim plate and motor, the eccentric department of rim plate rotates and is connected with the wheel pole, the one end that the rim plate was kept away from to the wheel pole rotates with the slider and is connected. The utility model discloses an adjustable undercarriage becomes the fixed stay state when making the undercarriage fall through flywheel gear and slide rail device, becomes the walking wheel state when packing up, can switch the occasion in order to deal with the difference effectively.

Description

Novel adjustable unmanned aerial vehicle undercarriage

Technical Field

The utility model relates to an unmanned aerial vehicle undercarriage technical field especially relates to a novel adjustable unmanned aerial vehicle undercarriage.

Background

An unmanned aircraft, simply "drone," is an unmanned aircraft that is operated by a radio remote control device and self-contained program control, or autonomously operated, either completely or intermittently, by an on-board computer. At present, unmanned aerial vehicle technology has become mature day by day, and bright eye expression is available in a plurality of fields. However, some existing unmanned aerial vehicles only have walking wheel supports or only have fixing supports and do not have adjusting functions, so that the functions of the unmanned aerial vehicles in various occasions are limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that unmanned aerial vehicle undercarriage does not possess regulatory function among the prior art, and the novel adjustable unmanned aerial vehicle undercarriage that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel adjustable unmanned aerial vehicle undercarriage comprises an undercarriage body, wherein a fixed frame is welded at the bottom of the undercarriage body, a sliding rail is welded at the bottom end of the fixed frame, and a travelling wheel is mounted at the bottom end of the sliding rail;

the flywheel device is arranged in the fixing frame and comprises a motor, a wheel disc, a wheel rod and a sliding block, the motor is arranged in the fixing frame, the wheel disc is vertically arranged in the fixing frame and fixedly connected with an output shaft of the motor, the wheel rod is rotatably connected at the eccentric position of the wheel disc, and one end, far away from the wheel disc, of the wheel rod is rotatably connected with the sliding block;

the slider sliding sleeve is established on the slide rail, the both sides of slider all rotate and are connected with the connecting rod, the bottom bilateral symmetry of slide rail rotates and is connected with the support, the one end that the slider was kept away from to the connecting rod is connected with the support rotation.

Preferably, the both sides of support have all been seted up the spout, the connecting rod passes through round pin axle sliding connection in the spout.

Preferably, the bottom symmetrical welding of slide rail has two gag lever posts, the welding of port department of gag lever post has the stopper, two common sliding connection has the slide on the gag lever post, common welding has damping spring between slide and the slide rail, the bottom welding of slide has the gyro wheel frame, install the walking wheel on the gyro wheel frame.

Preferably, a rubber pad is glued at a port of the bracket, and the rubber pad is of a spherical structure.

Preferably, the slide rail is of a rod-shaped structure with a smooth outer surface, a linear bearing is installed in the slide block, and the slide block is connected with the slide rail in a sliding mode through the linear bearing.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model discloses an adjustable undercarriage becomes the fixed stay state when making the undercarriage fall through flywheel gear and slide rail device, becomes the walking wheel state when packing up, can switch the occasion in order to deal with the difference effectively.

2. The utility model discloses there is spring damping device bottom, can play the cushioning effect effectively when unmanned aerial vehicle falls to the ground, can prevent effectively that unmanned aerial vehicle from leading to the organism impaired because of falling to the ground speed too fast to protection unmanned aerial vehicle makes its safety land.

Drawings

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

FIG. 2 is an enlarged view of the fixing frame of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the shock absorbing structure of the traveling wheel shown in fig. 2 according to the present invention.

In the figure: the device comprises a machine body 1, a fixed frame 2, a wheel disc 3, a wheel rod 4, a sliding block 5, a sliding rail 6, a connecting rod 7, a support 8, a traveling wheel 9, a limiting rod 10, a limiting block 11, a damping spring 12, a sliding plate 13, a roller frame 14, a rubber pad 15 and a sliding groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a novel adjustable unmanned aerial vehicle undercarriage comprises an undercarriage body 1, wherein a fixed frame 2 is welded at the bottom of the undercarriage body 1, the fixed frame can adopt a rectangular structure and the like, a sliding rail 6 is welded at the bottom end of the fixed frame 2, and a traveling wheel 9 is installed at the bottom end of the sliding rail 6;

the flywheel device is arranged in the fixing frame 2 and comprises a motor, a wheel disc 3, a wheel rod 4 and a sliding block 5, the motor is arranged in the fixing frame 2, the wheel disc 3 is vertically arranged in the fixing frame 2, the wheel disc 3 is fixedly connected with an output shaft of the motor, the wheel rod 4 is rotatably connected to the eccentric position of the wheel disc 3, and one end, far away from the wheel disc 3, of the wheel rod 4 is rotatably connected with the sliding block 5;

the sliding block 5 is sleeved on the sliding rail 6 in a sliding mode, the sliding rail 6 is of a rod-shaped structure with a smooth outer surface, a linear bearing is installed in the sliding block 5, and the sliding block 5 is connected with the sliding rail 6 in a sliding mode through the linear bearing. The linear bearing has the effects of reducing friction and improving mechanical efficiency.

The both sides of slider 5 all rotate and are connected with connecting rod 7, and the bottom bilateral symmetry of slide rail 6 rotates and is connected with support 8, and the one end that slider 5 was kept away from to connecting rod 7 rotates with support 8 to be connected. The bracket 8 adopts a rectangular plate-shaped structure.

The both sides of support 8 have all been seted up spout 16, and connecting rod 7 is in spout 16 through round pin axle sliding connection. The function of the runner 16 is: when the slide block 5 drives the connecting rod 7 to slide up and down on the slide rail 6, the locking state between the connecting rod 7 and the bracket 8 can not occur.

Furthermore, two limiting rods 10 are symmetrically welded at the bottom end of the sliding rail 6, limiting blocks 11 are welded at the port parts of the limiting rods 10, sliding plates 13 are connected to the two limiting rods 10 in a sliding mode, damping springs 12 are welded between the sliding plates 13 and the sliding rail 6, roller frames 14 are welded at the bottom ends of the sliding plates 13, and traveling wheels 9 are mounted on the roller frames 14. The shock absorption spring 12 is arranged to drive the roller frame 14 and the sliding plate 13 to move upwards when the walking wheel 9 is subjected to an upward impact force, and the shock absorption spring 12 is pressed to deform so as to reduce the impact force on the sliding rail 6.

Further, the port department of support 8 is glued there is rubber pad 15, and rubber pad 15 adopts spherical structure, and rubber pad 15's effect lies in: reducing wear between the bracket 8 and the support surface.

The working principle is as follows:

the motor drives the wheel disc 3 to rotate, the wheel disc 3 drives the upper end of the wheel rod 4 to move, and the bottom end of the wheel rod 4 is connected to the sliding rail 6 in a sliding mode through the sliding block 5 and can only realize linear motion, so that the wheel rod 4 drives the sliding block 5 to move linearly along the axis of the sliding rail 6 under the driving of the wheel disc 3;

when the connecting point of the wheel rod 4 on the wheel disc 3 moves to the highest position, the sliding block 5 slides upwards along the axis of the sliding rail 6, the connecting rod 7 pulls the supports 8 on the two sides to be folded upwards, at the moment, the supports 8 are positioned in the accommodating device, and the unmanned aerial vehicle moves through the travelling wheels 9; in a similar way, when the tie point of the wheel rod 4 on the wheel disc 3 moves to the lowest position, the support 8 moves to the lower end of the walking wheel 9 to support the unmanned aerial vehicle.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel adjustable unmanned aerial vehicle undercarriage comprises an undercarriage body (1) and is characterized in that a fixed frame (2) is welded at the bottom of the undercarriage body (1), a sliding rail (6) is welded at the bottom end of the fixed frame (2), and traveling wheels (9) are mounted at the bottom end of the sliding rail (6);

the flywheel device is installed in the fixing frame (2) and comprises a motor, a wheel disc (3), a wheel rod (4) and a sliding block (5), the motor is installed in the fixing frame (2), the wheel disc (3) is vertically arranged in the fixing frame (2), the wheel disc (3) is fixedly connected with an output shaft of the motor, the wheel rod (4) is rotatably connected to the eccentric position of the wheel disc (3), and one end, far away from the wheel disc (3), of the wheel rod (4) is rotatably connected with the sliding block (5);

slider (5) slip cap is established on slide rail (6), the both sides of slider (5) are all rotated and are connected with connecting rod (7), the bottom bilateral symmetry of slide rail (6) is rotated and is connected with support (8), the one end that slider (5) were kept away from in connecting rod (7) rotates with support (8) and is connected.

2. A novel adjustable unmanned aerial vehicle landing gear according to claim 1, wherein sliding grooves (16) are formed in two sides of the support (8), and the connecting rod (7) is slidably connected in the sliding grooves (16) through a pin shaft.

3. A novel adjustable unmanned aerial vehicle undercarriage according to claim 1, wherein two limiting rods (10) are symmetrically welded to the bottom end of the sliding rail (6), limiting blocks (11) are welded to the end openings of the limiting rods (10), sliding plates (13) are jointly and slidably connected to the two limiting rods (10), damping springs (12) are jointly welded between the sliding plates (13) and the sliding rail (6), roller frames (14) are welded to the bottom ends of the sliding plates (13), and traveling wheels (9) are mounted on the roller frames (14).

4. A novel adjustable landing gear for unmanned aerial vehicles according to claim 1, wherein the port of the bracket (8) is glued with a rubber pad (15), and the rubber pad (15) is of a spherical structure.

5. The novel adjustable unmanned aerial vehicle landing gear according to claim 1, wherein the slide rail (6) is a rod-shaped structure with a smooth outer surface, a linear bearing is installed in the slide block (5), and the slide block (5) is slidably connected with the slide rail (6) through the linear bearing.