CN218819600U - High-strength high-plasticity aluminum alloy profile - Google Patents

Abstract

The utility model relates to a high strength high plasticity aluminum alloy ex-trusions belongs to aluminum alloy ex-trusions technical field, including the main part frame, the main part frame is provided with in extension leaf, triangle-shaped structure group and the rectangle roof beam, the both sides of roof beam are connected with triangle-shaped structure group in the rectangle, there is the extension leaf from top to bottom one side of triangle-shaped structure group, triangle-shaped structure group constitutes through first cavity, second cavity and third cavity, the design has the stress arc in the first cavity, the apex angle position of triangle-shaped structure group second cavity has a pair of angle aluminium, angle aluminium constitutes the groove structure, the junction that roof beam and triangle-shaped structure group in the rectangle has the strengthening rib, the inside protruding structure that has central symmetry in the rectangle, be provided with extension angle and buffering angle on the extension leaf. The utility model discloses a roof beam and strengthening rib in the triangle-shaped structure group, rectangle to and different cavity structural design, make the section bar possess higher plasticity when guaranteeing overall structure intensity.

Description

High-strength high-plasticity aluminum alloy profile

Technical Field

The utility model belongs to the technical field of the aluminum alloy ex-trusions, concretely relates to high strength high plasticity aluminum alloy ex-trusions.

Background

Due to the excellent performance of the aluminum alloy section, the aluminum alloy section is widely applied to the fields of buildings, automobiles, transportation, ships and the like. Generally, the strength of the profile is high, the plasticity is low, and conversely, the plasticity of the profile is high, the strength is low, and the following problems still exist in the design of the profile structure in the related art: the strength and plasticity of the profile cannot be simultaneously improved to meet the requirement.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a high strength high plasticity aluminum alloy ex-trusions. By adopting the triangular structure group, the rectangular middle beam and the reinforcing ribs, the bearing load is effectively transferred, and the integral structural strength of the section is improved; through the design of different cavity structures, the concentrated distribution of stress is dispersed, and a deformation structure is added, so that the section bar achieves higher plasticity in the extrusion process.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a high strength high plasticity aluminum alloy ex-trusions, includes the main part frame, the middle part of main part frame is provided with the rectangle middle beam, the both sides of roof beam are connected with triangle-shaped structure group in the rectangle, triangle-shaped structure group includes the cavity, be provided with first cavity, second cavity and third cavity in the cavity, the cross-section of second cavity is isosceles triangle structure, the cross-section of third cavity is right triangle structure, first cavity and third cavity are located the both sides of second cavity respectively, the outside of cavity is provided with a pair of angle aluminium that is the symmetric distribution in the apex angle department that corresponds the second cavity, two form the catching groove between the angle aluminium.

As a preferred technical scheme of the utility model, each corner of first cavity, second cavity and third cavity is the fillet, the edge department of keeping away from the second cavity in the first cavity is provided with the stress arc, the stress arc is circular-arcly.

As an optimal technical scheme of the utility model, the junction integrated into one piece of roof beam and triangle-shaped structure group has the strengthening rib in the rectangle, integrated into one piece has centrosymmetric protruding structure in the roof beam in the rectangle.

As an optimized technical scheme of the utility model, the equal upper and lower integrated into one piece of one side of keeping away from the rectangle centre sill of triangle-shaped structure group has the extension leaf.

As an optimal technical scheme of the utility model, the extension leaf forms the extension angle with the junction outside of triangle structure group, the one end of extension She Yuanli triangle structure group is provided with the buffering angle, the extension angle is the right angle, the buffering angle is the fillet.

As a preferred technical scheme of the utility model, the overall structure of main part frame is central symmetry.

The utility model has the advantages that:

(1) On the basis of the triangular structure group, the rectangular middle beam and the reinforcing ribs are added, so that longitudinal force is effectively transmitted, and the integral structural strength of the section is improved.

(2) The section bar is designed with a triangular cavity structure and a rectangular cavity structure, so that the concentrated distribution of stress is dispersed, and a deformation structure is added, so that the section bar achieves higher plasticity in the extrusion process.

Drawings

To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of FIG. 2 at A;

description of the main element symbols:

in the figure: 1. a main body frame; 2. a rectangular center sill; 21. a raised structure; 3. reinforcing ribs; 4. extending leaves; 5. a set of triangular structures; 51. a first cavity; 52. a second cavity; 521. hooking a groove; 53. a third cavity; 54. angular aluminum; 511. a stress arc; 41. an angle of spread; 42. the buffer angle.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1-3, a high-strength and high-plasticity aluminum alloy profile comprises a main body frame 1, wherein a rectangular middle beam 2 is arranged in the middle of the main body frame 1, triangular structure groups 5 are connected to two sides of the rectangular middle beam 2, each triangular structure group 5 comprises a cavity, a first cavity 51, a second cavity 52 and a third cavity 53 are arranged in each cavity, the cross section of the second cavity 52 is of an isosceles triangle structure, the cross section of the third cavity 53 is of a right-angled triangle structure, the first cavity 51 and the third cavity 53 are respectively located on two sides of the second cavity 52, a pair of angle aluminum 54 which are symmetrically distributed is arranged on the outer side of each cavity at the vertex angle corresponding to the second cavity 52, and a hook groove 521 is formed between the two angle aluminum 54.

Specifically, each corner of the first cavity 51, the second cavity 52 and the third cavity 53 is a rounded corner, a stress arc 511 is arranged at a corner far away from the second cavity 52 in the first cavity 51, and the stress arc 511 is arc-shaped.

In this embodiment, be provided with triangle-shaped structure group 5 and rectangle in the main part frame 1 of section bar and roof beam 2 in, first cavity 51 has been seted up to triangle-shaped structure group 5, second cavity 52 and third cavity 53 and rectangle in roof beam 2 also seted up the rectangle chamber for this aluminum alloy section bar is in the more lightweight under the condition of guaranteeing the high strength, and extension leaf 4 and the catching groove 521 that lie in simultaneously on triangle-shaped structure group 5 make the structure more firm and can carry out effectual being connected with the external component.

The reinforcing rib 3 is integrally formed at the joint of the rectangular middle beam 2 and the triangular structure group 5, and the central symmetrical protruding structures 21 are integrally formed in the rectangular middle beam 2.

Specifically, the extension leaves 4 are integrally formed on the upper and lower sides of one side, far away from the rectangular middle beam 2, of the triangular structure group 5.

Specifically, extension leaf 4 forms extension angle 41 with the junction outside of triangle structure group 5, the one end that triangle structure group 5 was kept away from to extension leaf 4 is provided with buffer angle 42, extension angle 41 is the right angle, buffer angle 42 is the fillet.

Specifically, the overall structure of the main body frame 1 is centrosymmetric.

In this embodiment, the triangle structure group 5 of section bar both sides mainly bears outside pressure load, and roof beam 2 carries out supplementary bearing through inside integrated into one piece's central symmetry protruding structure 21 in the rectangle, is located the strengthening rib 3 of roof beam 2 and triangle structure group 5 junction in the rectangle simultaneously and makes the section bar structure reach higher intensity. Extension leaf 4 and collude groove 521 on the triangle-shaped structure group 5 are convenient for splice a plurality of aluminum alloy ex-trusions, and extension angle 41 that is located on extension leaf 4 designs for the right angle, has improved the degree of agreeing with of horizontal concatenation, and the design of stress arc 511 in the first cavity 51 is the fillet, has disperseed the inside stress distribution of structure, and the design of buffering angle 42 is the fillet, makes the section bar reach higher plasticity at the extrusion in-process.

The utility model discloses a theory of operation and use flow:

this aluminum alloy ex-trusions is when the installation uses, and roof beam 2 carries out the transmission of longitudinal force through inside integrated into one piece's central symmetry protruding structure 21 in the rectangle, plays the effect that mainly bears, and the triangular structure group 5 of both sides assists and bears, and the strengthening rib 3 that is located roof beam 2 and the 5 junctions of triangular structure group simultaneously makes the section bar promote structural strength on the whole in the rectangle. When extrusion deformation occurs, the rectangular middle beam 2 is an auxiliary bearing structure, the triangular structure groups 5 on two sides are main bearing mechanisms, the strength of the section bar is reduced through the deformation of the rectangular middle beam 2, and the plasticity of the section bar is improved.

In the extension of section bar, be convenient for splice a plurality of aluminum alloy section bars through extension leaf 4 and the collude groove 521 on the triangle-shaped structure group 5. Stress arcs 511 in the first cavity 51 are designed to be round corners, so that stress distribution in the structure is effectively dispersed; the extension angle 41 is designed to be a right angle, so that the engagement degree of transverse splicing is improved; the buffer angle 42 is designed as a rounded angle, so that the profile achieves higher plasticity during the extrusion process.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any introduction modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention will still fall within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a high strength high plasticity aluminum alloy ex-trusions, includes main part frame (1), its characterized in that: the middle part of main part frame (1) is provided with roof beam (2) in the rectangle, the both sides of roof beam (2) are connected with triangle structure group (5) in the rectangle, triangle structure group (5) include the cavity, be provided with first cavity (51), second cavity (52) and third cavity (53) in the cavity, the cross-section of second cavity (52) is the isosceles triangle structure, the cross-section of third cavity (53) is the right triangle structure, first cavity (51) and third cavity (53) are located the both sides of second cavity (52) respectively, the outside of cavity is provided with a pair of angle aluminium (54) that are the symmetric distribution in the apex angle department that corresponds second cavity (52), two form groove (521) between angle aluminium (54).

2. A high strength high plasticity aluminum alloy section bar according to claim 1, wherein: each corner of the first cavity (51), the second cavity (52) and the third cavity (53) is a round corner, a stress arc (511) is arranged at the corner, far away from the second cavity (52), in the first cavity (51), and the stress arc (511) is arc-shaped.

3. A high strength high plasticity aluminum alloy section bar according to claim 2, wherein: the rectangular middle beam (2) and the triangular structure group (5) are integrally formed to have reinforcing ribs (3), and the rectangular middle beam (2) is internally integrally formed to have central symmetrical protruding structures (21).

4. A high strength high plasticity aluminum alloy profile according to claim 3, wherein: and extension leaves (4) are integrally formed on one side, far away from the rectangular middle beam (2), of the triangular structure group (5) from top to bottom.

5. A high strength high plasticity aluminum alloy section bar according to claim 4, wherein: extend leaf (4) and the junction outside formation extension angle (41) of triangle-shaped structure group (5), the one end that triangle-shaped structure group (5) was kept away from in extension leaf (4) is provided with buffering angle (42), extension angle (41) are the right angle, buffering angle (42) are the fillet.

6. A high strength high plasticity aluminum alloy profile according to claim 1, wherein: the integral structure of the main body frame (1) is centrosymmetric.

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