CN-224225148-U - Aluminum profile for door sill beam

CN224225148UCN 224225148 UCN224225148 UCN 224225148UCN-224225148-U

Abstract

The utility model discloses an automobile threshold Liang Lv section bar, which comprises a threshold beam main body, wherein an inner cavity, a protection cavity and a buffer cavity are sequentially arranged in the threshold beam main body from inside to outside, a plurality of reinforcing transverse plates are arranged in the inner cavity, reinforcing protection ribs are arranged in the protection cavity, the reinforcing protection ribs are in a fold line shape, a connecting plate is arranged in the buffer cavity, a plurality of first deformation plates and a plurality of second deformation plates are arranged in the buffer cavity, the first deformation plates and the second deformation plates are arranged in one-to-one correspondence, and the first deformation plates and the second deformation plates are arranged on two sides of the connecting plate in an X shape.

Inventors

LUO BIYUN
WANG YUEFEI
SUN YAOFEI

Assignees

浙江富丽华铝业有限公司

Dates

Publication Date: 20260512
Application Date: 20250519

Claims (4)

1. The automobile threshold Liang Lv profile is characterized by comprising a threshold beam main body (1), wherein an inner cavity (2), a protection cavity (3) and a buffer cavity (4) are sequentially arranged in the threshold main body from inside to outside, a plurality of reinforcing transverse plates (5) are arranged in the inner cavity (2), reinforcing protective ribs (7) are arranged in the protection cavity (3), the reinforcing protective ribs (7) are in a fold line shape, a connecting plate (8) is arranged in the buffer cavity (4), a plurality of first deformation plates (9) and a plurality of second deformation plates (10) are arranged in the buffer cavity (4), the first deformation plates (9) and the second deformation plates (10) are arranged in a one-to-one correspondence manner, and the first deformation plates (9) and the second deformation plates (10) are arranged on two sides of the connecting plate (8) in an X shape.
2. The automobile door sill Liang Lv section as in claim 1, wherein the bottom of the inner chamber (2) is provided with a mounting groove.
3. The automobile threshold Liang Lv section bar according to claim 1, wherein V-shaped grooves (6) are arranged on two sides of the buffer chamber (4).
4. The automobile door sill Liang Lv section according to claim 1, wherein the reinforcing ribs (7) divide the cross section of the protection cavity (3) into triangles.

Description

Aluminum profile for door sill beam Technical Field The utility model relates to the technical field of aluminum profiles, in particular to the technical field of aluminum profiles of automobile door sill beams. Background The threshold beam is an important component in the automobile body, and the strength and the energy absorption effect of the threshold beam directly influence the deformation condition of the passenger cabin during side collision of the automobile, so that the safety of the side collision of the automobile is influenced. When the existing automobile threshold beam is impacted laterally, impact force cannot be well buffered, and the inner side of the door is extruded and deformed. Disclosure of Invention The utility model aims to solve the problems in the prior art, and provides an automobile threshold Liang Lv section bar which can solve the problems. In order to achieve the above purpose, the utility model provides an automobile threshold Liang Lv section bar, which comprises a threshold beam main body, wherein an inner cavity, a protection cavity and a buffer cavity are sequentially arranged in the threshold beam main body from inside to outside, a plurality of reinforcing transverse plates are arranged in the inner cavity, reinforcing protection ribs are arranged in the protection cavity, the reinforcing protection ribs are in a broken line shape, a connecting plate is arranged in the buffer cavity, a plurality of first deformation plates and a plurality of second deformation plates are arranged in the buffer cavity, the first deformation plates and the second deformation plates are arranged in a one-to-one correspondence manner, and the first deformation plates and the second deformation plates are arranged on two sides of the connecting plate in an X shape. Preferably, a mounting groove is formed in the bottom of the inner chamber. Preferably, V-shaped grooves are formed on two sides of the buffer chamber. Preferably, the reinforcing guard rib divides the cross section of the guard chamber into a plurality of triangles. The utility model has the beneficial effects that when the inner cavity is impacted, the deformation plate in the buffer cavity can deform to absorb impact force, and the inner cavity at the inner side is protected by the reinforcing protection rib in the protection cavity, so that the inner cavity is effectively prevented from being extruded and deformed. The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings. Drawings Fig. 1 is a schematic structural view of the present utility model. In the figure, 1, a threshold beam main body, 2, an inner cavity, 3, a protection cavity, 4, a buffer cavity, 5, a reinforcing transverse plate, 6, a V-shaped groove, 7, a reinforcing protection rib, 8, a connecting plate, 9, a first deformation plate, 10 and a second deformation plate. Detailed Description Referring to fig. 1, an automobile threshold Liang Lv section bar, including threshold beam main part 1, threshold main part is equipped with interior cavity 2, protection cavity 3 and buffering cavity 4 from inside to outside in proper order, be equipped with a plurality of reinforcing cross plates 5 in the interior cavity 2, be equipped with the reinforcing protection muscle 7 in the protection cavity 3, the reinforcing protection muscle 7 is the broken line shape, be equipped with connecting plate 8 in the buffering cavity 4, be equipped with a plurality of first deformation plates 9 and a plurality of second deformation plates 10 in the buffering cavity 4, first deformation plates 9 and the setting of second deformation plates 10 one-to-one, first deformation plates 9 and second deformation plates 10 are X form and set up in the both sides of connecting plate 8. The bottom of the inner chamber 2 is provided with a mounting groove. V-shaped grooves 6 are formed in two sides of the buffer chamber 4. The reinforcing guard bars 7 divide the cross section of the guard chamber 3 into triangles. The first deformation plate and the second deformation plate are both V-shaped plates, and the V-shaped included angle of the first deformation plate is smaller than that of the second deformation plate. According to the utility model, the protection cavity and the buffer cavity are used for double protection of the inner cavity, so that the impact force transmitted to the inner cavity is reduced, and the battery pack is prevented from being extruded. The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.