CN211336436U

CN211336436U - Unmanned aerial vehicle capable of automatically switching wings

Info

Publication number: CN211336436U
Application number: CN201922183906.2U
Authority: CN
Inventors: 王辉; 官飞
Original assignee: Fujian Forestry Vocational & Technical College; Fujian Fly Air Tech Co ltd
Current assignee: Fujian Forestry Vocational & Technical College; Fujian Fly Air Tech Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-25
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses an unmanned aerial vehicle capable of automatically switching wings, which comprises a central case, a plurality of groups of supporting rods are evenly hinged on the side wall of the central case, one end of each group of supporting rods, which is far away from the central case, is fixedly connected with a driving motor, the output end of the driving motor can be disassembled and fixedly connected with a rotor wing mounting seat, the top of the rotor wing mounting seat is fixedly connected with a rotor wing assembly capable of switching angles, the left side and the right side of the top of a driving bevel gear are symmetrically engaged and connected with driven bevel gears, and the ends, which are far away from each other, of two groups of rotating rods respectively run through the left side wall and the right side wall of the fixing seat and are fixedly connected with wings, so that the rotating motor and the driving bevel gears can drive the bevel gears and the rotating rods to rotate, the wing can keep the best working state under different environments.

Description

Unmanned aerial vehicle capable of automatically switching wings

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle of automatic switch-over wing.

Background

An unmanned aircraft, referred to as "drone", is an unmanned aircraft that is operated by a radio remote control device and a self-contained program control device, or is operated autonomously, either completely or intermittently, by an onboard computer.

The wing of current unmanned aerial vehicle can not carry out the automatic switch-over of angle according to service environment's difference, for example when unmanned aerial vehicle need fly through possess stronger horizontal wind zone, need put the angle of wing flat with this influence that reduces horizontal wind zone and bring. Based on this, the utility model designs a but unmanned aerial vehicle of automatic switch-over wing to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but unmanned aerial vehicle of automatic switch-over wing to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: an unmanned aerial vehicle capable of automatically switching wings comprises a central case, wherein a plurality of groups of supporting rods are uniformly hinged on the side wall of the central case, one end, far away from the central case, of each group of supporting rods is fixedly connected with a driving motor, the output end of the driving motor is detachably and fixedly connected with a rotor wing mounting seat, the output end of the driving motor penetrates through the bottom of the rotor wing mounting seat, and a rotor wing assembly capable of switching angles is fixedly connected to the top of the rotor wing mounting seat;

the rotor subassembly includes the fixing base, and fixing base and rotor mount pad looks rigid coupling, fixing base inner chamber bottom rigid coupling has the rotation motor, it has initiative bevel gear to rotate motor output outer wall rigid coupling, initiative bevel gear top left and right sides symmetry meshing is connected with driven bevel gear, and is two sets of the equal rigid coupling of driven bevel gear inner chamber has the dwang, and is two sets of the one end that the dwang was kept away from each other runs through fixing base left and right sides wall and rigid coupling respectively has the wing.

Preferably, the fixed plate is symmetrically and fixedly connected to the left side and the right side of the bottom of the inner cavity of the fixing seat, the two groups of fixed plates are respectively positioned on two sides of the driving bevel gear, and the inner cavity of each fixed plate is provided with a rotating bearing which is matched with the rotating rod.

Preferably, the rotor mount pad left and right sides wall runs through and is provided with the screw rod, and the screw rod runs through the driving motor output shaft, the screw rod both ends symmetry spiro union has the nut, and two sets of nuts are located rotor mount pad both sides respectively.

Preferably, the top of the inner cavity of the rotor wing mounting seat is fixedly connected with a limiting sleeve matched with the output shaft of the driving motor.

Preferably, the inner cavity of the output shaft of the driving motor is provided with a through hole matched with the screw rod, so that the screw rod can pass through the driving motor through the through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages that the fixing seat, the rotating motor, the driving bevel gear, the driven bevel gear, the rotating rod and the wings are arranged, so that the bevel gears and the rotating rod can be driven to rotate by rotating the motor and the driving bevel gear, and further the wings are driven to rotate, so that the angles of the wings can be automatically switched according to the use environment of the unmanned aerial vehicle, and the wings can keep the optimal working state under different environments; through setting up detachable rotor mount pad for can change the wing of different models through dismantling the rotor mount pad.

Drawings

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

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

FIG. 2 is a schematic view of a partial structure of the present invention;

fig. 3 is a schematic structural view of a rotor assembly and a rotor mount according to the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-central chassis, 2-struts, 3-driving motor, 4-rotor wing installation seat, 401-screw, 402-nut, 403-sleeve, 5-rotor wing assembly, 6-fixed seat, 7-rotating motor, 8-driving bevel gear, 9-driven bevel gear, 10-rotating rod, 11-wing, 12-fixed plate and 13-rotating bearing.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an unmanned aerial vehicle capable of automatically switching wings comprises a central case 1, wherein a plurality of groups of supporting rods 2 are uniformly hinged on the side wall of the central case 1, one end, far away from the central case 1, of each group of supporting rods 2 is fixedly connected with a driving motor 3, the output end of the driving motor 3 is detachably and fixedly connected with a rotor wing mounting seat 4, the output end of the driving motor 3 penetrates through the bottom of the rotor wing mounting seat 4, and a rotor wing assembly 5 capable of switching angles is fixedly connected to the top of the rotor wing mounting seat 4;

rotor subassembly 5 includes fixing base 6, and fixing base 6 and 4 looks rigid couplings of rotor mount pad, 6 inner chamber bottom rigid couplings of fixing base have rotation motor 7, it has drive bevel gear 8 to rotate 7 output end outer wall rigid couplings, 8 top left and right sides symmetrical meshing of drive bevel gear is connected with driven bevel gear 9, the equal rigid coupling in two sets of driven bevel gear 9 inner chambers has dwang 10, the one end that two sets of dwang 10 kept away from each other runs through fixing base 6 left and right sides wall and rigid coupling respectively has wing 11.

Specifically, 6 inner chamber bottom left and right sides symmetry rigid couplings of fixing base have fixed plate 12, and two sets of fixed plates 12 are located the 8 both sides of drive bevel gear respectively, and the 12 inner chambers of fixed plate are provided with the rolling bearing 13 of mutually supporting with dwang 10, can play the effect of stabilizing the dwang through setting up the fixed plate to make the work that dwang and driven bevel gear can be stable.

Specifically, 4 left and right sides walls of rotor mount pad run through and are provided with screw rod 401, and screw rod 401 runs through driving motor 3 output shafts, and the symmetrical spiro union in screw rod 401 both ends has nut 402, and two sets of nuts 402 are located 4 both sides of rotor mount pad respectively, and the cooperation through screw rod and nut realizes dismantling the setting of rotor mount pad.

Specifically, 4 inner chamber top rigid couplings of rotor mount pad have with 3 output shafts of driving motor limit sleeve 403 of mutually supporting for the back is installed with the rotor mount pad to the driving motor output, and limit sleeve can play limiting displacement.

Specifically, the through hole mutually matched with the screw rod 401 is opened in the inner cavity of the output shaft of the driving motor 3, so that the rotor wing mounting seat and the driving motor can be mounted by using the screw rod.

One specific application example of this embodiment is:

this device is an unmanned aerial vehicle that can automatic switch-over wing, when unmanned aerial vehicle uses under the environment that possesses stronger crosswind, start rotating motor 7, rotating motor 7 rotates and drives drive bevel gear 8 and rotate, and drive bevel gear 8 drives driven bevel gear 9 and dwang 10 and rotates to drive wing 11 and rotate, switch the angle of wing 11, set level wing 11, thereby avoid wing 11 to receive stronger crosswind effect and cause unmanned aerial vehicle flight unstability.

When the wings 11 of different models need to be replaced, the screw 401 is made to fall off by rotating the screw 401, so that the rotor mounting seat 4 and the rotor assembly 5 are detached and the rotor assemblies 5 of different models are mounted.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the drawings, and are merely 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides an unmanned aerial vehicle of automatic switch wing which characterized in that: the novel rotary wing type wind power generation device comprises a central case (1), wherein a plurality of groups of supporting rods (2) are uniformly hinged on the side wall of the central case (1), one end, far away from the central case (1), of each group of supporting rods (2) is fixedly connected with a driving motor (3), the output end of the driving motor (3) can be detachably and fixedly connected with a rotary wing mounting seat (4), the output end of the driving motor (3) penetrates through the bottom of the rotary wing mounting seat (4), and a rotary wing assembly (5) with a switchable angle is fixedly connected to the top of the rotary wing mounting;

rotor subassembly (5) include fixing base (6), and fixing base (6) and rotor mount pad (4) looks rigid coupling, fixing base (6) inner chamber bottom rigid coupling has rotation motor (7), it has drive bevel gear (8) to rotate motor (7) output outer wall rigid coupling, drive bevel gear (8) top left and right sides symmetrical meshing is connected with driven bevel gear (9), and is two sets of driven bevel gear (9) inner chamber equal rigid coupling has dwang (10), and is two sets of the one end of keeping away from each other of dwang (10) runs through fixing base (6) left and right sides wall and rigid coupling respectively and has wing (11).

2. The unmanned aerial vehicle capable of automatically switching wings of claim 1, wherein: fixed plates (12) are symmetrically and fixedly connected to the left side and the right side of the bottom of an inner cavity of the fixed seat (6), two groups of fixed plates (12) are respectively located on two sides of the driving bevel gear (8), and rotating bearings (13) matched with the rotating rod (10) are arranged in the inner cavity of each fixed plate (12).

3. The unmanned aerial vehicle capable of automatically switching wings of claim 1, wherein: rotor mount pad (4) left and right sides wall runs through and is provided with screw rod (401), and screw rod (401) run through driving motor (3) output shaft, screw rod (401) both ends symmetry spiro union has nut (402), and two sets of nuts (402) are located rotor mount pad (4) both sides respectively.

4. The unmanned aerial vehicle capable of automatically switching wings of claim 1, wherein: rotor mount pad (4) inner chamber top rigid coupling has spacing sleeve (403) of mutually supporting with driving motor (3) output shaft.

5. The unmanned aerial vehicle capable of automatically switching wings of claim 3, wherein: and a through hole matched with the screw rod (401) is formed in the inner cavity of the output shaft of the driving motor (3).