CN218858725U

CN218858725U - Protective cover for rotor unmanned aerial vehicle

Info

Publication number: CN218858725U
Application number: CN202320085786.6U
Authority: CN
Inventors: 钟屹磊
Original assignee: Northwestern Polytechnical University
Current assignee: Northwestern Polytechnical University
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-04-14
Anticipated expiration: 2033-01-30

Abstract

The utility model relates to an unmanned air vehicle technique field discloses a safety cover for rotor unmanned aerial vehicle, including the horn, the top left side fixedly connected with motor cabinet of horn, and the inside fixedly connected with motor of motor cabinet, be equipped with the fan blade on the main shaft of motor, the joint has preceding protection screen panel and back protection screen panel on the motor cabinet, and the fan blade is located the inboard of preceding protection screen panel and back protection screen panel, preceding protection screen panel and back protection screen panel middle part butt joint fixedly connected with installation ear, and the installation ear joint is on the motor cabinet, is convenient for can protect the fan blade all around through preceding protection screen panel and back protection screen panel, and preceding protection screen panel and back protection screen panel can carry out better dismouting simultaneously to can protect the top of fan blade through major network apron and auxiliary network apron, the better protects the fan blade, and the major network apron can turn over to open with assisting the network apron simultaneously, can carry out better maintenance this moment.

Description

Protective cover for rotor unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is a safety cover for rotor unmanned aerial vehicle.

Background

At present, the unmanned aerial vehicle is widely applied and can be widely applied to the fields of land utilization dynamic monitoring, mineral resource exploration, geological environment and disaster investigation, cadastral survey, map updating and the like. However, the unmanned aerial vehicle is an aircraft with a power device and without carrying operators, can fly autonomously or remotely, can be recycled for one time or multiple times, and has wide application in the scientific research field, the civil field and the military field. Unmanned aerial vehicle mainly includes fixed wing unmanned aerial vehicle and rotor unmanned aerial vehicle, compares with fixed wing unmanned aerial vehicle, and rotor unmanned aerial vehicle has advantages such as simple structure, control are nimble, easy operation, VTOL.

In the related art, reference can be made to the chinese patent with publication number 201820649001.2, specifically disclosing a multi-rotor protection unmanned aerial vehicle. In the background technology of the multi-rotor protection unmanned aerial vehicle, the rotor protection mechanism is too simple in structure and limited in protection force obtained after installation; its two, at unmanned aerial vehicle's tour in-process, owing to touch building or trees or other facilities very easily, can damage unmanned aerial vehicle's rotor when touchhing, nevertheless lack the better protective capacities to the rotor blade among the current unmanned aerial vehicle, consequently set up the rotor safety cover and protect the rotor blade.

Although the rotor safety cover can protect the rotor paddle, nevertheless the rotor safety cover in the comparison file is fixed mounting, and the rotor safety cover covers the rotor paddle for whole simultaneously, when needing to maintain the rotor paddle, because the rotor safety cover does not have fine dismouting structure, leads to rotor safety cover dismouting comparatively loaded down with trivial details, is unfavorable for the maintenance of rotor paddle.

In view of this, a protective cover for a rotor wing unmanned aerial vehicle is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problem, a protective cover for a rotor wing unmanned aerial vehicle is provided.

The utility model adopts the technical scheme as follows: a protective cover for a rotor wing unmanned aerial vehicle comprises a horn, wherein the left side of the top of the horn is fixedly connected with a motor base, the interior of the motor base is fixedly connected with a motor, and a main shaft of the motor is provided with fan blades;

the fan blades are positioned on the inner sides of the front protective net cover and the rear protective net cover, mounting lugs are fixedly connected to the middle butt joint of the front protective net cover and the rear protective net cover, the mounting lugs are clamped on the motor base, and one group of the mounting lugs are fixed through first bolts;

the rear of the rear protection net cover is hinged with a main net cover plate, one side, far away from the rear protection net cover, of the main net cover plate is hinged with an auxiliary net cover plate, and the auxiliary net cover plate is connected with the front protection net cover through a second bolt.

In a preferred embodiment, a support leg is arranged below the left side of the horn, and the support leg is arranged in an inclined manner.

In a preferred embodiment, the front protective mesh enclosure and the rear protective mesh enclosure have the same specification, and the front protective mesh enclosure and the rear protective mesh enclosure are attached to each other.

In a preferred embodiment, a set of the mounting lugs are fixedly connected with positioning columns at opposite positions, and the positioning columns are inserted into positioning holes formed in the motor base.

In a preferred embodiment, the main mesh cover plate and the auxiliary mesh cover plate have the same specification, and the total outer diameter of the auxiliary mesh cover plate and the main mesh cover plate is the same as the total outer diameter of the front protective mesh enclosure and the rear protective mesh enclosure.

In a preferred embodiment, a threaded hole matched with the second bolt is formed in the position, opposite to the auxiliary mesh plate and the front protective mesh, and the second bolt is in threaded connection with the threaded hole.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: can protect the fan blade all around through preceding protection screen panel and back protection screen panel, preceding protection screen panel and back protection screen panel can carry out better dismouting simultaneously to can protect the top of fan blade through major network apron and supplementary apron, the better protects the fan blade, and major network apron and supplementary apron can be rolled over to turn over simultaneously and open, and the fan blade can carry out better maintenance this moment.

1. The utility model discloses in, can be with preceding protective screen cover and back protective screen cover joint on the motor cabinet through a set of installation ear, with first bolt threaded connection on a set of installation ear this moment, can fix a position a set of installation ear on the motor cabinet, can fix a position preceding protective screen cover and back protective screen cover's position, peg graft in the inside locating hole of seting up of motor cabinet through the reference column, better this moment will install the ear spacing on the motor cabinet.

2. The utility model discloses in, through with the major network apron with assist the top that the apron upset of net covered protection screen panel and back protection screen panel in the front, can carry out better protection to the fan blade, can increase the major network apron and assist the stability when the apron uses with the major network apron with assisting the better location of net apron protection screen panel and back protection screen panel's top in the front through the second bolt.

Drawings

FIG. 1 is a schematic view of the structure of the arm and the blade of the present invention;

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

fig. 3 is a schematic view of the front protective screen and the rear protective screen of the present invention.

The labels in the figure are: 1-a machine arm; 2-supporting legs; 3-a motor base; 4-a motor; 5-fan blades; 6-front protective net cover; 7-rear protective net cover; 8, mounting lugs; 9-a positioning column; 10-a first bolt; 11-main net cover plate; 12-auxiliary net cover plate; 13-second bolt.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A protective cover for a rotor wing unmanned aerial vehicle according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1-2, a protective cover for a rotor wing unmanned aerial vehicle comprises a horn 1, wherein a supporting leg 2 is arranged below the left side of the horn 1, the supporting leg 2 is arranged in an inclined manner, a motor base 3 is fixedly connected to the left side of the top of the horn 1, a motor 4 is fixedly connected to the inside of the motor base 3, a main shaft of the motor 4 is provided with a fan blade 5, the fan blade 5 is driven by the motor 4 to rotate, and meanwhile, the motor base 3 can be used for installing and protecting the motor 4;

referring to fig. 2-3, a front protective mesh enclosure 6 and a rear protective mesh enclosure 7 are clamped on a motor base 3, a fan blade 5 is located on the inner sides of the front protective mesh enclosure 6 and the rear protective mesh enclosure 7, the front protective mesh enclosure 6 and the rear protective mesh enclosure 7 are of the same specification, the front protective mesh enclosure 6 and the rear protective mesh enclosure 7 are attached to each other, a mounting lug 8 is fixedly connected to a butt joint of the middle portions of the front protective mesh enclosure 6 and the rear protective mesh enclosure 7, the mounting lug 8 is clamped on the motor base 3, a set of mounting lugs 8 are fixedly connected to opposite positions of the set of mounting lugs 8, the positioning posts 9 are inserted into positioning holes formed in the motor base 3, the mounting lugs 8 are better limited on the motor base 3 at the moment, the set of mounting lugs 8 are fixed by a first bolt 10, the front protective mesh enclosure 6 and the rear protective mesh enclosure 7 are clamped on the motor base 3 by the set of mounting lugs 8, and the first bolt 10 is screwed onto the set of mounting lugs 8, so that the set of mounting lugs 8 can be positioned on the motor base 3;

referring to fig. 2-3, a main mesh plate 11 is hinged to the rear of the rear protective mesh 7, an auxiliary mesh plate 12 is hinged to one side of the main mesh plate 11, which is far away from the rear protective mesh 7, the main mesh plate 11 and the auxiliary mesh plate 12 are of the same specification, the total outer diameter of the auxiliary mesh plate 12 and the main mesh plate 11 is the same as the total outer diameter of the front protective mesh 6 and the rear protective mesh 7, the main mesh plate 11 and the auxiliary mesh plate 12 are overturned to cover the tops of the front protective mesh 6 and the rear protective mesh 7, so that the fan blade 5 can be protected better, the auxiliary mesh plate 12 and the front protective mesh 6 are connected through a second bolt 13, a threaded hole matched with the second bolt 13 is formed in the position of the auxiliary mesh plate 12 and the front protective mesh 6, the second bolt 13 is screwed into the threaded hole, the main mesh plate 11 and the auxiliary mesh plate 12 can be positioned on the tops of the front protective mesh 6 and the rear protective mesh 7 better through the second bolt 13, and the stability of the main mesh plate 11 and the mesh plate 12 in use is improved.

This application advantage: be convenient for can protect fan blade 5 all around through preceding protection screen panel 6 and back protection screen panel 7, preceding protection screen panel 6 and back protection screen panel 7 can carry out better dismouting simultaneously to can protect the top of fan blade 5 through main network apron 11 and supplementary network apron 12, better protect fan blade 5, main network apron 11 and supplementary network apron 12 can be turned over and turn over simultaneously and open, and fan blade 5 can carry out better maintenance this moment.

The working principle is as follows: when protecting fan blade 5, with a set of installation ear 8 joint on motor cabinet 3, reference column 9 pegs graft in the inside locating hole of seting up of motor cabinet 3 this moment, with first bolt 10 threaded connection on a set of installation ear 8, installation ear 8 this moment, the position of preceding protection screen panel 6 and back protection screen panel 7 obtains better location, cover the top of protection screen panel 6 and back protection screen panel 7 in the front with major network apron 11 and the upset of auxiliary network apron 12, with the inside edge of second bolt 13 threaded connection auxiliary network apron 12 and preceding protection screen panel 6, can be with the bottom of protection screen panel 6 and back protection screen panel 7 in the front of the better location of major network apron 11 and auxiliary network apron 12, protective screen panel 6 before this moment, back protection screen panel 7, major network apron 11 and auxiliary network apron 12 better carry out all-round protection to fan blade 5.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a safety cover for rotor unmanned aerial vehicle, includes horn (1), its characterized in that: a motor base (3) is fixedly connected to the left side of the top of the machine arm (1), a motor (4) is fixedly connected to the inside of the motor base (3), and a main shaft of the motor (4) is provided with a fan blade (5);

the motor base is characterized in that a front protective screen (6) and a rear protective screen (7) are clamped on the motor base (3), the fan blades (5) are located on the inner sides of the front protective screen (6) and the rear protective screen (7), mounting lugs (8) are fixedly connected to the middle butt joints of the front protective screen (6) and the rear protective screen (7), the mounting lugs (8) are clamped on the motor base (3), and a group of the mounting lugs (8) are fixed through first bolts (10);

the rear of back protection screen panel (7) articulates there is main network apron (11), and keeps away from one side of back protection screen panel (7) on main network apron (11) and articulates there is supplementary net apron (12), it is connected through second bolt (13) with preceding protection screen panel (6) to assist net apron (12).

2. A protective cover for a rotary-wing drone according to claim 1, characterized in that: the left side below of horn (1) is equipped with supporting leg (2), and supporting leg (2) are the slope setting.

3. A protective cover for a rotary-wing drone according to claim 1, characterized in that: the front protective net cover (6) and the rear protective net cover (7) are identical in specification, and the front protective net cover (6) and the rear protective net cover (7) are attached to each other.

4. A protective cover for a rotary-wing drone according to claim 1, characterized in that: a set of equal fixedly connected with reference column (9) in installation ear (8) relative position, and reference column (9) peg graft in the locating hole that has seted up in motor cabinet (3) inside.

5. A protective cover for a rotary-wing drone according to claim 1, characterized in that: main net apron (11) are the same with supplementary net apron (12) specification, the total external diameter of assisting net apron (12) and main net apron (11) is the same with preceding protection screen panel (6) and the total external diameter of back protection screen panel (7).

6. A protective cover for a rotary-wing drone according to claim 1, characterized by: the auxiliary mesh cover plate (12) and the front protective mesh cover (6) are oppositely provided with threaded holes matched with the second bolts (13), and the second bolts (13) are in threaded connection with the threaded holes.