CN211618057U

CN211618057U - Small-size helicopter frame module of high strength

Info

Publication number: CN211618057U
Application number: CN201922499003.5U
Authority: CN
Inventors: 严小强; 饶大林; 李�赫
Original assignee: Avic Huadong Photoelectric Shenzhen Co ltd
Current assignee: Avic Huadong Photoelectric Shenzhen Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-02
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a small-size helicopter frame module of high strength, including fuselage support main part, fin main shaft support and fuselage foot rest, fin main shaft support sets up fuselage support main part rear end, the fuselage foot rest sets up fuselage support main part bottom still includes the fin, the fin passes through fin main shaft support and sets up the rear end of fuselage support main part. The utility model discloses small-size helicopter frame module structure of high strength is optimized more, and the structure is firmer, and bulk strength is high, and the cost is lower, practices thrift manufacturing cost.

Description

Small-size helicopter frame module of high strength

Technical Field

The utility model belongs to the technical field of small aircraft design and control and specifically relates to a small-size helicopter frame module of high strength.

Background

With the continuous development of scientific technology, in recent years, the unmanned aerial vehicle technology is greatly improved, and a plurality of intelligent and multifunctional unmanned aerial vehicles appear. At present, most of small helicopter frame modules are low in structural strength and not firm enough in structure, and when the helicopter frames ascend or descend, the helicopter frames are easily deformed by impact, the flight reliability of a helicopter can be influenced by long-term operation, the service life of the helicopter is greatly prolonged, and even serious potential safety hazards exist.

Therefore, the utility model provides a new technical scheme in order to solve existing technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at disclosing a small-size helicopter frame module of high strength.

The technical scheme of the utility model is that: the utility model provides a small-size helicopter frame module of high strength, includes fuselage support main body, fin main shaft support and fuselage foot rest, fin main shaft support sets up fuselage support main body rear end, the fuselage foot rest sets up fuselage support main body bottom still includes the fin, the fin passes through fin main shaft support and sets up the rear end of fuselage support main body.

As the further technical optimization of this technical scheme, the utility model discloses the small-size helicopter frame module of high strength fuselage support main part includes fuselage frame and oil tank frame, fuselage frame front end has triangle-shaped braced frame, establish to rectangle braced frame fuel tank frame side.

Further technical optimization as this technical scheme, the utility model discloses the small-size helicopter frame module of high strength is equipped with two bracing stiffeners between fuselage support main part and the fin main shaft support.

As the further technical optimization of this technical scheme, the utility model discloses the small-size helicopter frame module of high strength fin main shaft support tail end below still is equipped with the afterbody support frame, the afterbody support frame is the triangle-shaped frame.

As the further technical optimization of this technical scheme, the utility model discloses small-size helicopter frame module fuselage foot rest of high strength includes foot rest and truckle.

As the further technical optimization of this technical scheme, the utility model discloses the small-size helicopter frame module of high strength the foot support includes montant, horizontal pole and T type connector, the one end fixed connection of montant is in the below of fuselage support main part, the other end of montant passes through T type connector fixed connection and is in on the horizontal pole.

As further technical optimization of this technical scheme, the utility model discloses small-size helicopter frame module of high strength still includes truckle installation axle, T type connector includes first T type connector and second T type connector, the truckle passes through truckle installation axle fixed mounting and is in on the first T type connector.

As the further technical optimization of this technical scheme, the utility model discloses the small-size helicopter frame module of high strength the fin is the double wing.

The utility model has the advantages that: the utility model provides a small-size helicopter frame module of high strength. The utility model discloses small-size helicopter frame module structure of high strength is optimized more, and the structure is firmer, and the cost is lower, practices thrift manufacturing cost.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of a high-strength small helicopter frame module in an embodiment of the present invention;

fig. 2 is a schematic structural view of a main body of a body support in a high-strength small helicopter frame module according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a body foot rest in the high-strength small helicopter frame module in the embodiment of the present invention;

fig. 4 is another schematic structural diagram of a fuselage horse in the high-strength small helicopter frame module in the embodiment of the present invention;

fig. 5 is a schematic structural view of an empennage main shaft support in a high-strength small helicopter frame module in the embodiment of the present invention.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a small-size helicopter frame module of high strength, includes fuselage support main body 1, fin main shaft support 2 and fuselage foot rest 3, fin main shaft support 2 sets up 1 rear end of fuselage support main body, fuselage foot rest 3 sets up 1 bottom of fuselage support main body still includes fin 4, fin 4 is in through fin main shaft support 2 setting the rear end of fuselage support main body 1.

Fuselage support main part 1 includes fuselage frame 11 and oil tank frame 12, fuselage frame 11 front end has triangle-shaped braced frame, oil tank frame 12 side is established to rectangle braced frame.

Two inclined strut reinforcing rods 5 are arranged between the machine body support main body 1 and the empennage main shaft support 2.

The tail supporting frame 6 is further arranged below the tail end of the empennage main shaft support 2, and the tail supporting frame 6 is a triangular frame.

The body foot stand 3 includes a foot support 31 and a caster 32.

The foot support 31 comprises a vertical rod 311, a horizontal rod 312 and a T-shaped connector 313, one end of the vertical rod 311 is fixedly connected below the body support main body 1, and the other end of the vertical rod 311 is fixedly connected onto the horizontal rod 312 through the T-shaped connector 313.

Still include truckle installation axle 321, T type connector 313 includes first T type connector 314 and second T type connector 315, truckle 32 passes through truckle installation axle 321 fixed mounting and is in on the first T type connector 314.

The tail 4 is a double wing.

Fuselage support main part 1 is formed through welding, riveting or bolt fastening by a plurality of high strength channel-section steels, is an overall framework, has the advantage that the wholeness is high when using, and it has the support channel-section steel and the bearing diagonal groove steel that distribute along X axle, Y axle and Z axle direction respectively, and bulk strength is high.

The empennage main shaft support 2 has the function of connecting an empennage 4, and the inclined strut reinforcing rods 5 are used for supporting and reinforcing the structural strength of the empennage main shaft support 2; so that the empennage main shaft bracket 2 cannot deflect or tilt downwards, and the tail support frame 6 plays a role in supporting the empennage main shaft bracket 2; the rear ends of the caster 32 and the foot support 31 are in contact with the ground together for supporting the body frame body 1.

The utility model discloses small-size helicopter frame module structure of high strength is optimized more, and the structure is firmer, and intensity is big, and the cost is lower, practices thrift manufacturing cost.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a small-size helicopter frame module of high strength which characterized in that: including fuselage support main body (1), fin main shaft support (2) and fuselage foot rest (3), fin main shaft support (2) set up fuselage support main body (1) rear end, fuselage foot rest (3) set up fuselage support main body (1) bottom still includes fin (4), fin (4) set up through fin main shaft support (2) the rear end of fuselage support main body (1).

2. The small helicopter frame module of high strength of claim 1, characterized in that: fuselage support main part (1) includes fuselage frame (11) and oil tank frame (12), fuselage frame (11) front end has triangle-shaped braced frame, rectangle braced frame is established to oil tank frame (12) side.

3. The small helicopter frame module of high strength of claim 1, characterized in that: two diagonal bracing reinforcing rods (5) are arranged between the machine body support main body (1) and the empennage main shaft support (2).

4. The small helicopter frame module of high strength of claim 1, characterized in that: the tail wing spindle support is characterized in that a tail support frame (6) is further arranged below the tail end of the tail wing spindle support (2), and the tail support frame (6) is a triangular frame.

5. The small helicopter frame module of high strength of claim 1, characterized in that: the body foot rest (3) comprises a foot support (31) and a caster (32).

6. The small helicopter frame module of claim 5, characterized in that: foot support (31) include montant (311), horizontal pole (312) and T type connector (313), the one end fixed connection of montant (311) is in the below of fuselage support main part (1), the other end of montant (311) passes through T type connector (313) fixed connection and is in on horizontal pole (312).

7. The small helicopter frame module of high strength of claim 6, characterized in that: still include truckle installation axle (321), T type connector (313) are including first T type connector (314) and second T type connector (315), truckle (32) are in through truckle installation axle (321) fixed mounting on first T type connector (314).

8. The small helicopter frame module of high strength of claim 1, characterized in that: the tail wing (4) is double-wing.