CN219056555U - Aircraft and vertical fin thereof - Google Patents

Abstract

The application relates to the technical field of power batteries and discloses an aircraft vertical tail. The vertical tail of the aircraft comprises a vertical tail body, wherein a body cavity is formed in the vertical tail body; the vertical tail motor is arranged in the body cavity and is rotationally connected with the propeller on the vertical tail motor, the vertical tail motor comprises an airflow air inlet, the airflow air inlet is arranged in the body cavity, and the vertical tail motor comprises an airflow air outlet, and the airflow air outlet is arranged outside the body cavity; the vertical fin body is also provided with a plurality of openings which are communicated with the cavity of the body. This application forms an effective heat dissipation circulation through setting up the heat dissipation opening on the vertical fin, has improved radiating efficiency with less cost.

Description

Aircraft and vertical fin thereof

Technical Field

The application relates to the technical field of power batteries, in particular to an aircraft and a vertical tail thereof.

Background

The vertical take-off and landing aircraft combines the advantages of the fixed wing and the rotor wing, and can take off and land vertically and fly for a long time. Because of low requirements on take-off and landing sites, the flying device is stable and is widely used in various fields of aerial photography, mapping, monitoring and the like. When the rotor wing flies, the load of the lift motor is larger, the heat quantity in the built-in vertical tail of the motor is not easy to dissipate, and if the heat is dissipated actively, an additional system is required to be added, so that the weight is increased, the reliability is deteriorated, and the cost is increased.

Disclosure of Invention

An object of the application is to provide an aircraft and perpendicular to the aircraft, this application forms an effective heat dissipation circulation through setting up the heat dissipation opening on perpendicular to the aircraft, has improved radiating efficiency with less cost.

For solving above-mentioned technical problem, this application provides an aircraft vertical fin, includes: the vertical fin body is internally provided with a body cavity; the vertical tail motor is arranged in the body cavity and is rotationally connected with the propeller on the vertical tail motor, the vertical tail motor comprises an airflow air inlet, the airflow air inlet is arranged in the body cavity, and the vertical tail motor comprises an airflow air outlet, and the airflow air outlet is arranged outside the body cavity; the vertical fin body is also provided with a plurality of openings which are communicated with the body cavity.

The application provides an aircraft, including foretell aircraft vertical fin.

Preferably, the plurality of openings are arranged on the opposite surface of the vertical fin body to the propeller and below the rotating radius of the propeller.

Preferably, the vertical tail body has a gradually shrinking structure from the head end to the tail end.

Preferably, the opening is strip-shaped and extends along the head-to-tail end of the vertical tail body.

Preferably, a centrifugal fan is arranged at the end part of the vertical tail motor, facing the propeller, and the centrifugal fan is exposed out of the vertical tail body.

Preferably, the diameter of the centrifugal fan is larger than that of the vertical fin motor, and the outer ring of the centrifugal fan part is covered on the outer surface of the vertical fin body.

Preferably, the distance from the opening to the vertical tail motor is 60% to 80% of the length of the propeller blade.

Preferably, an operation window is arranged at a position of the vertical tail motor opposite to the vertical tail body, so that the vertical tail motor is connected with the operation window.

Preferably, the vertical shaft body comprises a motor mounting opening, the vertical shaft motor enters the body cavity through the motor mounting opening, a fixing ring is arranged on the outer side of the vertical shaft motor, and the fixing ring is erected on the opening edge of the motor mounting opening and is connected with the motor mounting opening through bolts, so that the vertical shaft motor is fixed on the vertical shaft body.

This application forms an effectual heat dissipation circulation through setting up the heat dissipation opening on the vertical fin, has improved radiating efficiency with less cost.

Drawings

FIG. 1 is a schematic view of an aircraft vertical tail according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a motor and a propeller according to an embodiment of the present application.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present application more apparent, embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, those of ordinary skill in the art will understand that in various embodiments of the present application, numerous technical details have been set forth in order to provide a better understanding of the present application. However, the technical solutions claimed in the claims of the present application can be realized without these technical details and various changes and modifications based on the following embodiments.

Throughout the specification and claims, unless the context requires otherwise, the word "comprise" and variations such as "comprises" and "comprising" will be understood to be open-ended, meaning of inclusion, i.e. to be interpreted to mean "including, but not limited to.

Various embodiments of the present application will be described in detail below with reference to the attached drawings, so that the objects, features, and advantages of the present application will be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present application, but are merely illustrative of the substance of the technical solutions of the present application.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for clarity of presentation of the structure and manner of operation of the present application, description will be made with the aid of directional terms, but such terms as "forward," "rearward," "left," "right," "outward," "inward," "upward," "downward," etc. should be construed as convenient terms and should not be construed as limiting terms.

Embodiments of the present application are described below with reference to the accompanying drawings, as shown in fig. 1 and 2, in which an aircraft vertical tail of an embodiment of the present application includes: the vertical fin body 1, the vertical fin motor 2 and the screw 3, the vertical fin body 1 presents the structure that contracts gradually from head end to tail end to be equipped with body cavity 10 in inside, the body cavity 10 is located to the vertical fin motor 2. Specifically, the vertical fin body 1 includes the motor installation mouth, and vertical fin motor 2 gets into body cavity 10 through the motor installation mouth, and the outside of vertical fin motor 2 is equipped with solid fixed ring 20, and guy fixed ring 20 erects in the opening edge of motor installation mouth and through bolted connection to this fixed vertical fin motor 2 is on vertical fin body 1.

The screw propeller 3 is rotationally connected with the vertical motor 2 and is driven to rotate by the vertical motor 2, the vertical motor 2 comprises an airflow air inlet 21 and an airflow air outlet 22, the airflow air inlet 21 is arranged in the body cavity 10, and the airflow air outlet 22 is arranged outside the body cavity 10; the vertical fin body 1 is further provided with a plurality of openings 11, in this embodiment 3 openings, and the openings 11 are communicated with the body cavity 10. Wherein a plurality of openings 11 are arranged on the opposite surface of the vertical fin body 1 and the propeller 3 and are positioned below the rotating radius of the propeller 3. The end of the vertical tail motor 2 facing the propeller 3 is provided with a centrifugal fan 23, the centrifugal fan 23 is exposed out of the vertical tail body 1, and the centrifugal fan 23 is provided with the air flow air outlet 22. In some embodiments, the diameter of the centrifugal fan 23 is larger than that of the vertical-tail motor 2, and part of the outer ring of the centrifugal fan 23 covers the outer surface of the vertical-tail body 1, so that the diameter of the centrifugal fan 23 is increased, the linear speed of the outer ring is increased, the airflow is accelerated, and the heat dissipation efficiency is improved. Further, the distance from the opening 11 to the vertical tail motor 2 is 60 to 80%, preferably 75% of the length of the propeller 3 blade, where the downward air flow of the propeller 3 is maximum. When the propeller 3 rotates, the downward air flow of the propeller 3 presses cool air into the body cavity 10 through the opening 11, and as the centrifugal fan 23 is arranged at the top of the vertical tail motor 2, the air flow can be sucked in by the air flow air inlet 21 at the lower part of the vertical tail motor 2 and thrown out by the centrifugal fan 23 when the centrifugal fan 23 rotates. The cool air pressed into the body cavity 10 by the air flow under the propeller 3 can be sucked by the air flow air inlet 21 to cool the electronic speed regulator and the motor stator of the motor, and then the heated air is thrown out of the aircraft through the centrifugal fan 23 to form an effective heat dissipation cycle, so that the heat dissipation efficiency is improved with lower cost.

Further, the opening 11 of the aircraft tail is strip-shaped and extends along the head-to-tail end of the tail body 1, facilitating the pressing of the air flow into the interior of the tail. Further, an operation window 12 is provided at a position of the vertical fin motor 2 opposite to the vertical fin body 1, so that the vertical fin motor 2 is wire-connected through the operation window 12.

A second embodiment of the present application provides an aircraft comprising an aircraft tail as described above. This application forms an effective heat dissipation circulation through setting up the heat dissipation opening on the vertical fin, has improved radiating efficiency with less cost.

The foregoing embodiments are merely illustrative of the principles of the present application and their effectiveness, and are not intended to limit the application. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the scope of the present application. It is therefore contemplated that all equivalent modifications or changes that would occur to one skilled in the art without departing from the purpose of this disclosure are intended to be covered by the claims of this application.

Claims (10)

1. An aircraft vertical fin, comprising:

the vertical tail comprises a vertical tail body (1), wherein a body cavity (10) is formed in the vertical tail body (1); the vertical tail motor (2) is arranged in the body cavity (10) and the propeller (3) is rotationally connected to the vertical tail motor (2), the vertical tail motor (2) comprises an air flow air inlet (21) and the air flow air inlet (21) is arranged in the body cavity (10), and the vertical tail motor (2) comprises an air flow air outlet (22) and the air flow air outlet (22) is arranged outside the body cavity (10); the vertical fin body (1) is also provided with a plurality of openings (11), and the openings (11) are communicated with the body cavity (10).

2. Aircraft tail according to claim 1, characterized in that a plurality of said openings (11) are provided on the opposite face of said tail body (1) to said propeller (3) and below the radius of rotation of said propeller (3).

3. Aircraft tail according to claim 1, characterized in that the tail body (1) presents a structure that gradually tapers from the head end to the tail end.

4. Aircraft tail according to claim 1, characterized in that the opening (11) is strip-shaped and extends along the head-to-tail end of the tail body (1).

5. Aircraft tail according to claim 1, characterized in that the end of the tail motor (2) facing the propeller (3) is provided with a centrifugal fan (23), which centrifugal fan (23) is exposed outside the tail body (1).

6. Aircraft tail according to claim 5, characterized in that the diameter of the centrifugal fan (23) is larger than the diameter of the tail motor (2) and that part of the outer ring of the centrifugal fan (23) covers the outer surface of the tail body (1).

7. Aircraft tail according to claim 1, characterized in that the distance of the opening (11) to the tail motor (2) is 60% to 80% of the propeller (3) blade length.

8. The vertical tail of an aircraft according to claim 5, characterized in that an operation window (12) is provided at a position of the vertical tail motor (2) opposite to the vertical tail body (1) so as to perform a wire connection operation on the vertical tail motor (2) through the operation window (12).

9. The vertical tail of an aircraft according to claim 5, wherein the vertical tail body (1) comprises a motor mounting opening, the vertical tail motor (2) enters the body cavity (10) through the motor mounting opening, a fixing ring (20) is arranged on the outer side of the vertical tail motor (2), and the fixing ring (20) is erected on the opening edge of the motor mounting opening and is connected through bolts, so that the vertical tail motor (2) is fixed on the vertical tail body (1).

10. An aircraft comprising an aircraft tail according to any one of claims 1 to 9.

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