CN220430536U - Four rotor unmanned aerial vehicle - Google Patents

Abstract

The utility model relates to a four-rotor unmanned aerial vehicle, which belongs to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle main body, wherein a rotor outer frame is fixedly connected to the outer wall of the unmanned aerial vehicle main body, the rotor outer frame is provided with four rotors, and the rotor main body is arranged on the inner walls of the four rotor outer frames. According to the utility model, the support frame of the rotor outer frame can protect the top and the bottom of the rotor main body, the side part of the rotor outer frame is connected with the outer protection plate through the screws, the buffer rubber cushion and the damping spring shock absorber are arranged at the joint of the outer protection plate and the mounting plate, and the protection rubber cushion is arranged on the outer wall of the mounting plate, so that the protection rubber cushion can be used for buffering and protecting the unmanned aerial vehicle when the unmanned aerial vehicle collides with an external object, the section of the protection rubber cushion is arranged into a semicircular structure, the wind resistance can be reduced, the influence of wind force on the unmanned aerial vehicle is reduced, and the buffer rubber cushion and the damping spring shock absorber can counteract the collision when the unmanned aerial vehicle encounters the collision, so that the safety of the unmanned aerial vehicle in the flight process is improved.

Description

Four rotor unmanned aerial vehicle

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a four-rotor unmanned aerial vehicle.

Background

Unmanned aerial vehicles, abbreviated as "unmanned aerial vehicles", abbreviated as "UAVs", are unmanned aerial vehicles that are operated by means of radio remote control devices and self-contained programmed control devices, or are operated autonomously, either entirely or intermittently, by an onboard computer.

Through retrieving, the chinese patent of present publication No. CN218578018U discloses a four rotor unmanned aerial vehicle of cross, through setting up electric motor and can be better for driving bevel gear and drive, and thereby two transmission bevel gears can be through the transmission that the meshing is connected to drive driven bevel gear and carry out the meshing transmission, thereby make driven bevel gear can rotate, and then drive the connecting axle and rotate, thereby make the drive box can reach pivoted effect, thereby utilize the rotary vane on the drive box to reach quick lift and increase stability's effect in the upwind, very big improvement operation quality and availability factor than traditional device.

Foretell technical scheme has following defect, such unmanned aerial vehicle structure rotor portion is provided with protective structure, in quick lift and in the upwind easily receive wind-force influence, and collide with flying bird or trees and can take place great damage in the flight process, all can receive the damage to a certain extent between rotor and the contact thing, for this reason, proposes a four rotor unmanned aerial vehicle, can effectively protect unmanned aerial vehicle rotor portion, improves unmanned aerial vehicle flight process's security, and reduces outside wind-force to the influence of rotor, improves flight process's stability.

In view of this, the present utility model provides a technical solution for improving and solving the above-mentioned problems, and for intensively researching and applying in cooperation with the academic theory, and finally providing a solution which has a reasonable design and can effectively improve the above-mentioned drawbacks.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The utility model provides a four-rotor unmanned aerial vehicle, which solves the problems raised by the background, can effectively protect the rotor wing part of the unmanned aerial vehicle, improves the safety of the unmanned aerial vehicle in the flight process, reduces the influence of external wind power on the rotor wing, and improves the stability of the flight process.

The scheme for solving the technical problems is as follows: the utility model provides a four rotor unmanned aerial vehicle, includes the unmanned aerial vehicle main part, the outer wall fixedly connected with rotor of unmanned aerial vehicle main part is outer, the rotor is outer to be provided with four, four rotor main part is all installed to the outer wall of rotor is outer the outer wall of rotor all has outer guard plate through bolted connection, outer guard plate outer wall intermediate position fixedly connected with buffering cushion, the outer guard plate outer wall is close to the equal fixedly connected with damping spring bumper shock absorber in both sides of buffering cushion, the equal fixedly connected with mounting panel of damping spring bumper shock absorber and buffering cushion, the equal fixedly connected with protection cushion of one end of damping spring bumper shock absorber is kept away from to the mounting panel.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the four rotor wing outer frames are distributed in a cross shape.

Further, electric cradle head and landing gear are fixedly installed at the bottom of the unmanned aerial vehicle main body, and a camera is installed on the electric cradle head.

Further, the outer walls of the four protection rubber mats are all arranged to be arc-shaped structures, and the sections of the four protection rubber mats are arranged to be semi-circular structures.

Further, the outer frame of rotor sets up and constitutes through two rings and branch concatenation, and the equal fixed mounting of inner wall of two rings has the support frame.

Further, the clearance department fixedly connected with dust cloth of outer guard plate and mounting panel, dust cloth parcel damping spring bumper shock absorber and buffering cushion.

Further, the outer guard plate sets up to the arc structure with the outer frame looks adaptation of rotor, just the screw hole has evenly been seted up to the outer wall of rotor outer frame, the mounting hole has been seted up to the outer wall of outer guard plate correspondence screw hole.

The utility model provides a four-rotor unmanned aerial vehicle, which has the following advantages:

1. the support frame of the rotor outer frame can protect the top and the bottom of the rotor main body, the side part of the rotor outer frame is connected with the outer protection plate through screws, the joint of the outer protection plate and the mounting plate is provided with the buffer rubber cushion and the damping spring shock absorber, the dustproof cloth can protect the buffer rubber cushion and the damping spring shock absorber in a dustproof manner, and the outer wall of the mounting plate is provided with the protection rubber cushion, so that the protection rubber cushion can be used for buffering and protecting when the unmanned aerial vehicle collides with an external object;

2. the cross section of the protection rubber cushion is of a semicircular structure, so that wind resistance can be reduced, the influence of wind power on the unmanned aerial vehicle is reduced, and when the unmanned aerial vehicle encounters impact, the impact can be counteracted by the buffering rubber cushion and the damping spring shock absorber, so that the safety of the unmanned aerial vehicle in the flight process is improved;

3. such four rotor unmanned aerial vehicle can effectively protect unmanned aerial vehicle rotor portion, has effectively improved unmanned aerial vehicle flight process's security, and reduces the influence of outside wind-force to the rotor, improves flight process's stability.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a quadrotor unmanned aerial vehicle according to an embodiment of the present utility model;

fig. 2 is a front view of a quad-rotor unmanned helicopter according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a four-rotor unmanned aerial vehicle according to an embodiment of the present utility model in a top view;

fig. 4 is a top view of a quad-rotor unmanned helicopter according to an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. an unmanned aerial vehicle main body; 2. a rotor outer frame; 3. a rotor body; 4. an electric cradle head; 5. landing gear; 6. a camera; 7. an outer shield; 8. buffering rubber cushion; 9. damping spring shock absorber; 10. a mounting plate; 11. a protective rubber mat; 12. a support frame; 13. dust-proof cloth.

Detailed Description

The principles and features of the present utility model are described below with reference to fig. 1-4, the examples being provided for illustration only and not for limitation of the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-4, a four-rotor unmanned aerial vehicle, including unmanned aerial vehicle main part 1, unmanned aerial vehicle main part 1's outer wall fixedly connected with rotor outer frame 2, rotor outer frame 2 is provided with four, rotor main part 3 is all installed to four rotor outer frame 2's inner wall, four rotor outer frame 2's outer wall all has outer guard plate 7 through bolted connection, outer guard plate 7 outer wall intermediate position fixedly connected with cushion 8, outer guard plate 7 outer wall is close to the equal fixedly connected with damping spring bumper shock absorber 9 in both sides of cushion 8, damping spring bumper shock absorber 9 and the equal fixedly connected with mounting panel 10 of cushion 8, the one end equal fixedly connected with protection cushion 11 of damping spring bumper shock absorber 9 is kept away from to mounting panel 10.

Preferably, the four rotor outer frames 2 are arranged in a cross-shaped manner.

Preferably, the bottom fixed mounting of unmanned aerial vehicle main part 1 has electronic cloud platform 4 and undercarriage 5, and camera 6 is installed to electronic cloud platform 4.

Preferably, the outer walls of the four protection rubber pads 11 are all arranged to be arc-shaped structures, and the sections are arranged to be semicircular structures.

Preferably, the rotor outer frame 2 is formed by splicing two circular rings and supporting rods, and the inner walls of the two circular rings are fixedly provided with the supporting frame 12.

Preferably, the clearance department fixedly connected with dust cloth 13 of outer guard plate 7 and mounting panel 10, dust cloth 13 parcel damping spring bumper shock absorber 9 and buffering cushion 8.

Preferably, the outer guard plate 7 sets up to the arc structure with outer frame 2 looks adaptation of rotor, and the outer wall of outer frame 2 of rotor evenly has seted up the screw hole, and the mounting hole has been seted up to outer wall correspondence screw hole of outer guard plate 7.

The specific working principle and the using method of the utility model are as follows: the rotor main body 3 in four rotor outer frames 2 can drive unmanned aerial vehicle main body 1 and remove, the support frame 12 of rotor outer frames 2 can protect the top and the bottom of rotor main body 3, the lateral part of rotor outer frames 2 has outer guard plate 7 through screwed connection, buffering cushion 8 and damping spring damper 9 are installed to outer guard plate 7 and mounting panel 10 junction, dust cloth 13 can carry out dustproof protection to buffering cushion 8 and damping spring damper 9, the outer wall of mounting panel 10 is provided with protection cushion 11, protection cushion 11 can carry out buffering protection when colliding with the external object for unmanned aerial vehicle, and protection cushion 11 cross-section sets up to semi-circular structure can reduce the windage, thereby reduce the influence of wind-force to unmanned aerial vehicle, buffering cushion 8 and damping spring damper 9 can clear up the striking when meetting the striking, thereby improve unmanned aerial vehicle flight process's security.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present utility model are possible in light of the above teachings without departing from the scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims (7)

1. Four rotor unmanned aerial vehicle, including unmanned aerial vehicle main part (1), its characterized in that: outer wall fixedly connected with rotor outer frame (2) of unmanned aerial vehicle main part (1), rotor outer frame (2) are provided with four, four rotor main part (3) are all installed to the inner wall of rotor outer frame (2), four outer wall of rotor outer frame (2) all is through bolted connection outer guard plate (7), outer guard plate (7) outer wall intermediate position fixedly connected with cushion (8), outer guard plate (7) outer wall is close to the equal fixedly connected with damping spring bumper shock absorber (9) in both sides of cushion (8), damping spring bumper shock absorber (9) and the equal fixedly connected with mounting panel (10) of cushion (8), the equal fixedly connected with protection cushion (11) of one end of damping spring bumper shock absorber (9) are kept away from to mounting panel (10).

2. A quadrotor unmanned aerial vehicle according to claim 1, wherein four of the outer frames (2) are arranged in a cross-like configuration.

3. The quadrotor unmanned aerial vehicle according to claim 1, wherein an electric cradle head (4) and a landing gear (5) are fixedly installed at the bottom of the unmanned aerial vehicle main body (1), and a camera (6) is installed on the electric cradle head (4).

4. The four-rotor unmanned aerial vehicle according to claim 1, wherein the outer walls of the four protective rubber pads (11) are all arranged in an arc-shaped structure, and the cross section is arranged in a semicircular structure.

5. The quadrotor unmanned aerial vehicle according to claim 1, wherein the outer frame (2) of the rotor is formed by splicing two circular rings and a supporting rod, and the inner walls of the two circular rings are fixedly provided with supporting frames (12).

6. The quadrotor unmanned aerial vehicle according to claim 1, wherein a dustproof cloth (13) is fixedly connected to a gap between the outer protection plate (7) and the mounting plate (10), and the dustproof cloth (13) wraps the damping spring shock absorber (9) and the buffering rubber cushion (8).

7. The four-rotor unmanned aerial vehicle according to claim 1, wherein the outer protection plate (7) is of an arc structure matched with the rotor outer frame (2), screw holes are uniformly formed in the outer wall of the rotor outer frame (2), and mounting holes are formed in the outer wall of the outer protection plate (7) corresponding to the screw holes.