CN219035363U

CN219035363U - Durable coupler for tandem double-rotor unmanned aerial vehicle

Info

Publication number: CN219035363U
Application number: CN202320046165.7U
Authority: CN
Inventors: 孙崇洋; 余翔; 潘孝舟
Original assignee: Guozhi Rizhao Aviation Technology Co ltd
Current assignee: Guozhi Rizhao Aviation Technology Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-05-16
Anticipated expiration: 2033-01-09

Abstract

The utility model discloses a durable coupler for a tandem double-rotor unmanned aerial vehicle, which belongs to the technical field of couplers and comprises a first half coupler, wherein a second half coupler is arranged on the side face of the first half coupler, a rubber pad is arranged between the first half coupler and the second half coupler, the first half coupler is connected with the rubber pad through a first connecting bolt, and the second half coupler is connected with the rubber pad through a second connecting bolt, so that the rubber pad can be arranged between the first half coupler and the second half coupler, and the first half coupler and the second half coupler are respectively connected with the rubber pad through the first connecting bolt and the second connecting bolt, so that the vibration reduction performance of the first half coupler and the second half coupler in the operation process is improved, and the durability of the coupler is further improved.

Description

Durable coupler for tandem double-rotor unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned aerial vehicle coupler, in particular to a durable coupler for a tandem double-rotor unmanned aerial vehicle, and belongs to the technical field of couplers.

Background

The coupler is a device for connecting two shafts or connecting the shafts and a rotary member, and rotating together in the process of transmitting motion and power, and not disengaging under normal conditions.

The existing unmanned aerial vehicle coupling mainly comprises two half couplings, the two half couplings are connected together through bolts, the two half couplings are axially fixed through screws, the unmanned aerial vehicle coupling can rotate in any direction, the structure is simple, the manufacturing is convenient, vibration reduction performance is avoided, and therefore the durability of the coupling is not high.

The design herein produces a robust coupling for tandem twin-rotor unmanned aerial vehicle in order to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a durable coupler for a tandem double-rotor unmanned aerial vehicle, which can increase the vibration damping performance in the coupler and solve the technical problem that in the prior art, two half couplers are connected together through bolts and have simple structure, convenient manufacture and no vibration damping performance, so the coupler has low durability.

In order to solve the problems, the following technical scheme is provided:

the utility model provides a durable type shaft coupling for two rotor unmanned aerial vehicle of column, includes first half shaft coupling, the side of first half shaft coupling is provided with the second half shaft coupling, be provided with the rubber pad between first half shaft coupling and the second half shaft coupling, be connected through first connecting bolt between first half shaft coupling and the rubber pad, be connected through second connecting bolt connection between second half shaft coupling and the rubber pad.

Further, one end of the first half coupler is fixedly connected with an input shaft, and one end of the second half coupler is fixedly connected with an output shaft.

Further, the rubber pad is made of polyurethane rubber.

Further, the first half coupling and the second half coupling are made of aluminum alloy.

Further, the expansion error of the input shaft in the first half coupler and the output shaft in the second half coupler is smaller than 0.02mm, and the horizontal error is smaller than 0.01mm.

Further, the rubber pad is sized to match the size of the first coupling half and the second coupling half.

Compared with the prior art, the utility model has the beneficial effects that: through being provided with the rubber pad between first half shaft coupling and second half shaft coupling, rethread first connecting bolt and second connecting bolt are connected first half shaft coupling and second half shaft coupling and rubber pad respectively to increase the damping nature of first half shaft coupling and second half shaft coupling operation in-process, and then increase the durability of shaft coupling.

Specific embodiments of the utility model are disclosed in detail below with reference to the following description and drawings, indicating the manner in which the principles of the utility model may be employed. It should be understood that the embodiments of the utility model are not limited in scope thereby. The embodiments of the utility model include many variations, modifications and equivalents within the spirit and scope of the appended claims.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a durable coupling for a tandem dual rotor unmanned according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic side view of a first half coupling of a durable coupling for a tandem dual rotor drone according to a preferred embodiment of the present utility model;

figure 3 is a schematic view of the overall structure of a durable coupling for a tandem dual rotor unmanned aerial vehicle according to a preferred embodiment of the present utility model.

In the figure: 1. a first half coupling; 2. a second coupling half; 3. a rubber pad; 4. a first connecting bolt; 5. a second connecting bolt; 6. an input shaft; 7. an output shaft.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, the durable coupling for a tandem double-rotor unmanned aerial vehicle provided by the embodiment comprises a first half coupling 1, a second half coupling 2 is arranged on the side face of the first half coupling 1, a rubber pad 3 is arranged between the first half coupling 1 and the second half coupling 2, the first half coupling 1 and the rubber pad 3 are connected through a first connecting bolt 4, the second half coupling 2 and the rubber pad 3 are connected through a second connecting bolt 5, one end of the first half coupling 1 is fixedly connected with an input shaft 6, one end of the second half coupling 2 is fixedly connected with an output shaft 7, the size of the rubber pad 3 is matched with the sizes of the first half coupling 1 and the second half coupling 2, the rubber pad 3 is arranged between the first half coupling 1 and the second half coupling 2 through the first connecting bolt 4 and the second connecting bolt 5, the first half coupling 1 and the second half coupling 2 are connected with the rubber pad 3 respectively, accordingly the running performance of the first half coupling 1 and the second half coupling 2 is increased, the inner diameter of the first half coupling 1 and the second half coupling 1 is increased, the inner diameter of the input shaft is less than 0.01mm, and the input shaft is less than the input shaft 0.02mm, and the input error is avoided.

In this embodiment, as shown in fig. 1-3, the rubber pad 3 is made of polyurethane rubber, the rubber pad 3 has wear resistance and compression resistance, the first half coupler 1 and the second half coupler 2 are made of aluminum alloy, and the first half coupler 1 and the second half coupler 2 are light in weight and have corrosion resistance.

The application principle and the application flow of the utility model are as follows: through being provided with rubber pad 3 between first half shaft coupling 1 and second half shaft coupling 2, rethread first connecting bolt 4 and second connecting bolt 5 are connected first half shaft coupling 1 and second half shaft coupling 2 respectively with rubber pad 3 to increase the shock attenuation nature of first half shaft coupling 1 and second half shaft coupling 2 operation in-process, and then increase the durability of shaft coupling, rethread rubber pad 3's material is polyurethane rubber, and it has rubber pad 3 wear resistance and compression resistance, and the material through first half shaft coupling 1 and second half shaft coupling 2 is the aluminum alloy, and its first half shaft coupling 1 and second half shaft coupling 2 quality are lighter and have corrosion resistance.

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 either 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 can be understood by those of ordinary skill in the art according to specific circumstances.

While the utility model has been described in connection with specific embodiments, it will be apparent to those skilled in the art that the description is intended to be illustrative and not limiting in scope. Various modifications and alterations of this utility model will occur to those skilled in the art in light of the spirit and principles of this utility model, and such modifications and alterations are also within the scope of this utility model.

Claims

1. A durable coupler for tandem double-rotor unmanned aerial vehicle, its characterized in that includes first half coupler (1), the side of first half coupler (1) is provided with second half coupler (2), be provided with rubber pad (3) between first half coupler (1) and second half coupler (2), be connected through first connecting bolt (4) between first half coupler (1) and rubber pad (3), be connected through second connecting bolt (5) between second half coupler (2) and rubber pad (3).

2. A durable coupling for tandem double rotor unmanned aerial vehicle according to claim 1, wherein one end of the first half coupling (1) is fixedly connected with an input shaft (6), and one end of the second half coupling (2) is fixedly connected with an output shaft (7).

3. A durable coupling for tandem double rotor unmanned aerial vehicle according to claim 1, wherein the rubber pad (3) is made of polyurethane rubber.

4. A durable coupling for tandem double rotor unmanned aerial vehicle according to claim 1, wherein the first half coupling (1) and the second half coupling (2) are both made of aluminum alloy.

5. A durable coupling for tandem double rotor unmanned aerial vehicle according to claim 2, wherein the input shaft (6) inside the first half-coupling (1) and the output shaft (7) inside the second half-coupling (2) have a jaw-expanding error of less than 0.02mm and a horizontal error of less than 0.01mm.

6. A durable coupling for a tandem double rotor unmanned aerial vehicle according to claim 1, wherein the rubber pad (3) is sized to match the size of the first half coupling (1) and the second half coupling (2).