CN213974426U

CN213974426U - Cross beam structure and cabin door structure thereof

Info

Publication number: CN213974426U
Application number: CN202022534078.5U
Authority: CN
Inventors: 吕召燕; 王巍; 毕世权; 韩涛; 胡海阳
Original assignee: Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Current assignee: Shenyang Aircraft Design and Research Institute Aviation Industry of China AVIC
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-08-17
Anticipated expiration: 2030-11-05

Abstract

The application specifically relates to a crossbeam structure and hatch door structure thereof, the crossbeam structure includes: a web; the edge strip extends along the edge of the web plate and is connected with the edge of the web plate; and the plurality of cap-shaped connecting edges are distributed on two sides of the web plate, are arranged along the extension direction of the web plate and are connected with the side wall of the web plate. The hatch door structure includes: a cabin door; in the beam structure, the edge strip is connected with the side wall of the cabin door; a plurality of longitudinal stringers, which are hat-shaped stringers, connected with the side wall of the cabin door and distributed at two sides of the beam structure; one end of each longitudinal stringer correspondingly extends towards one hat-shaped connecting edge and is in butt joint with the corresponding hat-shaped connecting edge.

Description

Cross beam structure and cabin door structure thereof

Technical Field

The application belongs to the technical field of cabin door rigidity design, and particularly relates to a beam structure and a cabin door structure thereof.

Background

In order to enhance the rigidity of the cabin door and prevent the deformation of the cabin door, currently, longitudinal stringers are arranged on the cabin door, and the technical scheme can enhance the rigidity of the cabin door to a certain extent and prevent the deformation of the cabin door, but the cabin door still deforms under the condition of bearing larger load.

The present application has been made in view of the above-mentioned technical drawbacks.

It should be noted that the above background disclosure is only for the purpose of assisting understanding of the inventive concept and technical solutions of the present invention, and does not necessarily belong to the prior art of the present patent application, and the above background disclosure should not be used for evaluating the novelty and inventive step of the present application without explicit evidence to suggest that the above content is already disclosed at the filing date of the present application.

Disclosure of Invention

It is an object of the present application to provide a beam structure and a door structure therefor that overcomes or mitigates at least one aspect of the technical disadvantages known to exist.

The technical scheme of the application is as follows:

an aspect provides a beam structure, including:

a web;

the edge strip extends along the edge of the web plate and is connected with the edge of the web plate;

and the plurality of cap-shaped connecting edges are distributed on two sides of the web plate, are arranged along the extension direction of the web plate and are connected with the side wall of the web plate.

According to at least one embodiment of the present application, in the above-described beam structure, each hat-shaped connecting edge protrudes from the edge strip.

According to at least one embodiment of the present application, the beam structure further includes:

two lug structures are distributed at two ends of the web plate and connected with the outer wall of the edge strip.

Another aspect provides a door structure including:

a cabin door;

in any of the above-described beam structures, the perimeter of the beam structure is connected to the side wall of the cabin door;

a plurality of longitudinal stringers, which are hat-shaped stringers, connected with the side wall of the cabin door and distributed at two sides of the beam structure; one end of each longitudinal stringer correspondingly extends towards one hat-shaped connecting edge and is in butt joint with the corresponding hat-shaped connecting edge.

Drawings

FIG. 1 is a schematic view of a beam structure provided in an embodiment of the present application;

FIG. 2 is a schematic view of a door structure provided in an embodiment of the present application;

wherein:

1-a web; 2-edge strip; 3-a cap-shaped connecting edge; 4-a tab structure; 5-a cabin door; 6-longitudinal stringers.

For the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; further, the drawings are for illustrative purposes, and terms describing positional relationships are limited to illustrative illustrations only and are not to be construed as limiting the patent.

Detailed Description

In order to make the technical solutions and advantages of the present application clearer, the technical solutions of the present application will be further clearly and completely described in the following detailed description with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only some of the embodiments of the present application, and are only used for explaining the present application, but not limiting the present application. It should be noted that, for convenience of description, only the parts related to the present application are shown in the drawings, other related parts may refer to general designs, and the embodiments and technical features in the embodiments in the present application may be combined with each other to obtain a new embodiment without conflict.

In addition, unless otherwise defined, technical or scientific terms used in the description of the present application shall have the ordinary meaning as understood by one of ordinary skill in the art to which the present application belongs. The terms "upper", "lower", "left", "right", "center", "vertical", "horizontal", "inner", "outer", and the like used in the description of the present application, which indicate orientations, are used only to indicate relative directions or positional relationships, and do not imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed accordingly, and thus, should not be construed as limiting the present application. The use of "first," "second," "third," and the like in the description of the present application is for descriptive purposes only to distinguish between different components and is not to be construed as indicating or implying relative importance. The use of the terms "a," "an," or "the" and similar referents in the context of describing the application is not to be construed as an absolute limitation on the number, but rather as the presence of at least one. The word "comprising" or "comprises", and the like, when used in this description, is intended to specify the presence of stated elements or items, but not the exclusion of other elements or items.

Further, it is noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and the like are used in the description of the invention in a generic sense, e.g., connected as either a fixed connection or a removable connection or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, or they may be connected through the inside of two elements, and those skilled in the art can understand their specific meaning in this application according to the specific situation.

The present application is described in further detail below with reference to fig. 1-2.

An aspect provides a beam structure, including:

a web 1;

the edge strip 2 extends along the edge of the web plate 1 and is connected with the edge of the web plate 1;

and the plurality of hat-shaped connecting edges 3 are distributed on two sides of the web plate 1, are arranged along the extending direction of the web plate 1 and are connected with the side wall of the web plate 1.

With respect to the cross beam structure disclosed in the above embodiments, it will be understood by those skilled in the art that the cross beam structure may be disposed on the door 5 to enhance the rigidity of the door 5 and prevent the deformation of the door 5, and when the cross beam structure is used to enhance the rigidity of the door 5 and prevent the deformation of the door 5, the outer wall of the flange 2 may be connected to the sidewall of the door 5, and each of the bonnet-shaped connecting edges 3 is correspondingly abutted to one end of one longitudinal stringer 6 on the sidewall of the door 5.

For the beam structure disclosed in the above embodiment, it can be understood by those skilled in the art that the web 1 is not broken along the extending direction, so as to enhance the rigidity of the cabin door 5 and prevent the cabin door 5 from deforming, and the edge of the web 1 is covered with the edge strip 2, and is connected with the side wall of the cabin door 5 through the outer wall of the edge strip 2, so as to have a larger contact area, thereby reducing the local stress level at the connection part of the beam structure and the cabin door 5, and preventing the connection part from bearing larger local stress and being damaged, and in addition, the hat-shaped connecting edges 3 are arranged at the two sides of the web 1, so as to be easily connected with the longitudinal stringers 6 on the side wall of the cabin door 5.

In some alternative embodiments, each hat-shaped connecting edge 3 protrudes from the edge strip 2 in the beam structure, so as to be conveniently connected with the longitudinal stringers 6 of the door 5 when the rigidity of the door 5 is enhanced to prevent the door 5 from deforming.

In some optional embodiments, the beam structure further includes:

the two lug structures 4 are distributed at two ends of the web 1 and connected with the outer wall of the flange 2, so that the two lug structures can be conveniently connected with a mechanism for driving the cabin door 5 when the rigidity of the cabin door 5 is enhanced and the deformation of the cabin door 5 is prevented.

Another aspect provides a door structure including:

a cabin door 5;

in any of the above-mentioned beam structures, the edge strip 2 is connected with the side wall of the cabin door 5;

a plurality of longitudinal stringers 6, which are hat-shaped stringers, connected to the side walls of the cabin door 5 and distributed on both sides of the beam structure; one end of each longitudinal stringer 6 extends correspondingly towards one hat-shaped connecting edge 3 and is in butt joint with the corresponding hat-shaped connecting edge 3.

For the cabin door structure device disclosed in the above embodiment, since it includes the beam structure disclosed in the above embodiment, the description is simple, and specific relevant points can be described with reference to the beam structure part, and the technical effect can also refer to the technical effect of the beam structure part, and will not be described herein again.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

Having thus described the present application in connection with the preferred embodiments illustrated in the accompanying drawings, it will be understood by those skilled in the art that the scope of the present application is not limited to those specific embodiments, and that equivalent modifications or substitutions of related technical features may be made by those skilled in the art without departing from the principle of the present application, and those modifications or substitutions will fall within the scope of the present application.

Claims

1. A beam structure, comprising:

a web (1);

the edge strip (2) extends along the edge of the web plate (1) and is connected with the edge of the web plate (1);

the hat-shaped connecting edges (3) are distributed on two sides of the web (1), are arranged along the extending direction of the web (1), and are connected with the side wall of the web (1).

2. The beam structure according to claim 1,

each cap-shaped connecting edge (3) protrudes from the edge strip (2).

3. The beam structure according to claim 1,

further comprising:

the two lug structures (4) are distributed at two ends of the web plate (1) and are connected with the outer wall of the edge strip (2).

4. A door structure, comprising:

a hatch door (5);

a beam structure according to any one of claims 1 to 3, wherein the flanges (2) are connected to the side walls of the door (5);

a plurality of longitudinal stringers (6) in the form of hat stringers connected to the side walls of the door (5) and distributed on both sides of the cross-member structure; one end of each longitudinal stringer (6) correspondingly extends towards one hat-shaped connecting edge (3) and is in butt joint with the corresponding hat-shaped connecting edge (3).