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CN-224214518-U - High-strength and impact-resistant aluminum structure

CN224214518UCN 224214518 UCN224214518 UCN 224214518UCN-224214518-U

Abstract

The utility model belongs to the field of metal structure engineering, in particular to a high-strength and impact-resistant aluminum structure, which comprises a main body frame and a deformable support assembly, wherein the main body frame is a strip-shaped aluminum strip with the length of more than or equal to 5 meters, a double-layer gradient reinforcing rib assembly is arranged on the surface of the strip-shaped aluminum strip, a reinforcing seat in the deformable support assembly is matched with a first mounting groove on the side surface of the strip-shaped aluminum strip, after the reinforcing seat is matched, a limiting bolt penetrates through the inside of a limiting hole to enable the reinforcing seat to be matched with the strip-shaped aluminum material in a locking manner, after the locking matching is completed, a mounting cushion block is mounted in a second mounting groove, the positioning bolt penetrates through the positioning hole to enable the mounting cushion block to be matched with the strip-shaped aluminum strip in a locking manner, a connecting rod in the deformable support assembly rotates around a hinged joint to generate deformation, an elastic energy absorbing element absorbs impact kinetic energy and converts the impact kinetic energy into elastic potential energy, and meanwhile, and longitudinal reinforcing ribs on the surface of the connecting rod inhibit buckling deformation, so that multistage energy dissipation is realized.

Inventors

  • XIE QIHUA

Assignees

  • 东莞市启德金属材料有限公司

Dates

Publication Date
20260508
Application Date
20250619

Claims (7)

  1. 1. The high-strength and impact-resistant aluminum structure comprises a main body frame (1) and a deformable support assembly (2), and is characterized in that the main body frame (1) is formed by building long-strip-shaped aluminum strips (11) with the length of more than or equal to 5 meters, double-layer gradient reinforcing rib assemblies (3) are arranged on the surfaces of the long-strip-shaped aluminum strips (11), and support column groups (12) are arranged on the inner walls of the long-strip-shaped aluminum strips (11) at intervals along the length direction; The deformable support assembly (2) arranged in an array is mounted on the inner wall of the main body frame (1), the deformable support assembly (2) comprises a sectional connecting rod (24), and the sectional connecting rod (24) is fixedly connected with the universal hinge joint (22) through one end to form a distributed energy absorption unit.
  2. 2. A high strength and impact resistant aluminum structure as claimed in claim 1, wherein said dual-layered gradient bead assembly (3) comprises an edge reinforcing region (33) and a center reinforcing region (31), said center reinforcing region (31) is additionally provided with longitudinal beads (35) parallel to the frame length direction, and said longitudinal beads (35) are meshed with transverse beads (34) disposed orthogonally.
  3. 3. The high-strength and shock-resistant aluminum structure according to claim 1, wherein the support column group (12) comprises 2 hollow aluminum columns (13), the diameters of the hollow aluminum columns (13) are 30-40mm, the hollow aluminum columns (13) are uniformly distributed along the width direction in the strip-shaped aluminum strips (11) and are connected with the upper surface and the lower surface to form a 'well' -shaped support structure, the corners of the strip-shaped aluminum strips (11) are provided with penetrating positioning holes (15), and the inner walls of the strip-shaped aluminum strips (11) are uniformly distributed with fixedly connected frame inner walls (14).
  4. 4. A high strength and impact resistant aluminum structure as recited in claim 1, wherein said segmented link (24) has a single segment length of 2 meters or less, adjacent segments of said segmented link (24) are fixedly connected by universal articulation joints (22), said universal articulation joints (22) allowing said segmented link (24) to deflect within a range of + -15 degrees.
  5. 5. The high-strength and shock-resistant aluminum structure according to claim 1, wherein the tail end of the sectional connecting rod (24) is slidably connected with a sleeve (25), a plurality of fixedly connected reinforcing ribs are arranged on the surface of the sleeve (25), the height of each reinforcing rib is 3-4mm, the upper part of each reinforcing rib is fixedly connected with the inner wall of the reinforcing seat (21), and a limiting hole (23) penetrating through the main body frame (1) is formed in the central area of the universal hinge joint (22); The universal hinge joint comprises a main body frame (1), wherein a reinforcing rib (28) is fixedly connected to an oblique extension part on the inner side of the universal hinge joint (22), a first mounting groove (26) is slidably connected to the side surface of the reinforcing seat (21), the first mounting groove (26) is linearly arrayed on the side surface of the long-strip-shaped aluminum strip (11), and the deformable support assembly (2) is slidably connected in the first mounting groove (26) on the side surface of the main body frame (1).
  6. 6. A high-strength and impact-resistant aluminum structure as recited in claim 5, wherein said first mounting groove (26) is provided at a rear end thereof with a second mounting groove (27).
  7. 7. A high strength and impact resistant aluminum structure as recited in claim 6, wherein said second mounting groove (27) has mounting pads slidably attached to the inner wall thereof corresponding to the grooves, said mounting pads having side openings corresponding to the positioning holes (15).

Description

High-strength and impact-resistant aluminum structure Technical Field The utility model relates to the technical field of metal structure engineering, in particular to a high-strength and impact-resistant aluminum structure. Background The aluminum plate is a rectangular plate formed by rolling an aluminum ingot, is commonly used in the fields of building decoration, electrical appliance processing and the like, has the advantages of portability, corrosion resistance and the like, is a mute aluminum plate, is formed by processing an aluminum plate and a sound insulation material, and is used for isolating noise and reducing the influence of the noise on people. The existing aluminum structure has the following defects when being used for processing long aluminum with the length of more than 5 meters, and is not suitable for being applied to bridges, large brackets, aerospace and other aspects: 1. The deflection deformation caused by dead weight is remarkable due to the long size, and the longitudinal stress cannot be effectively dispersed by the conventional reinforcing rib design; 2. The impact load is easy to form stress concentration in the middle of the long structure, the conventional deformable support assembly is inconvenient to install the long aluminum material in a distributed mode, and the rigid reinforcing structure simply depends on the reinforcing ribs is easy to generate stress concentration under the impact load to cause fracture. Disclosure of utility model In order to overcome the defects in the prior art and solve at least one technical problem in the background art, the utility model provides a high-strength and impact-resistant aluminum structure. The technical scheme includes that the high-strength and shock-resistant aluminum structure comprises a main body frame and a deformable support assembly, wherein the main body frame is a strip-shaped aluminum strip with the length of more than or equal to 5 meters, double-layer gradient reinforcing rib assemblies are arranged on the surface of the strip-shaped aluminum strip, support column groups are arranged on the inner wall of the strip-shaped aluminum strip at intervals along the length direction, and the deformable support assembly adopts a sectional connecting rod which is fixedly connected with a universal hinge joint through one end to form a distributed energy absorption unit. Preferably, the double-layer gradient reinforcing rib component comprises an edge reinforcing region and a center reinforcing region, wherein the center reinforcing region is additionally provided with longitudinal reinforcing ribs parallel to the length direction of the frame, and the longitudinal reinforcing ribs and the transverse reinforcing ribs which are orthogonally arranged form a net shape. Preferably, the support column group comprises 2-3 hollow aluminum columns, the diameters of the hollow aluminum columns are 30-40mm, the hollow aluminum columns are uniformly distributed along the width direction in the strip-shaped aluminum strips and are connected with the upper surface and the lower surface to form a 'well' -shaped support structure, the corners of the strip-shaped aluminum strips are provided with penetrating positioning holes, and the inner walls of the strip-shaped aluminum strips are uniformly distributed with fixedly connected frame inner walls. Preferably, the single-section length of the sectional connecting rod is less than or equal to 2 meters, adjacent sections of the sectional connecting rod are fixedly connected through universal hinge joints, and the universal hinge joints allow the sectional connecting rod to deflect within a range of +/-15 degrees. Preferably, the sleeve surface sets up many fixed connection's strengthening rib, and strengthening rib height 3-4mm, and strengthening rib other end and strengthening seat inner wall fixed connection, universal articulated joint's central zone is provided with the limiting hole that runs through main body frame, the inboard slant extension fixedly connected with strengthening rib of universal articulated joint, strengthening seat side sliding connection has first mounting groove, first mounting groove linear array is rectangular type aluminium strip, deformable support subassembly sliding connection is in the first mounting groove of main body frame side. Preferably, the rear end of the first mounting groove is provided with a second mounting groove. Preferably, the inner wall of the second installation groove is slidably connected with an installation cushion block corresponding to the groove, and the side surface of the installation cushion block is provided with a hole corresponding to the positioning hole. The beneficial effects of the utility model are as follows: 1. According to the high-strength and shock-resistant aluminum structure provided by the utility model, the existing deformable support assembly is inconvenient for carrying out distributed installation on a longer alum