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CN-224211137-U - Pipe beam structure suitable for vehicle width expansion

CN224211137UCN 224211137 UCN224211137 UCN 224211137UCN-224211137-U

Abstract

The utility model relates to the technical field of vehicle manufacturing and discloses a tubular beam structure suitable for vehicle width expansion, which comprises a cross beam, wherein an expansion beam is arranged on the side, away from the cross beam, of the cross beam, a connecting plate is arranged on the side, away from the cross beam, of the expansion beam, hollow blocks are fixedly connected to the side, away from the cross beam, of the expansion beam, welding blocks are slidably connected to the inner walls of the hollow blocks, clamping grooves are formed in the adjacent sides of the expansion beam and the cross beam, hollow pipes are slidably connected to the inner walls of the clamping grooves, reinforcing plates I are fixedly connected to the tops of the hollow pipes, clamping pipes are slidably connected to the inner walls of the hollow pipes, and reinforcing plates II are fixedly connected to the bottoms of the clamping pipes. According to the utility model, the welding block and the expansion beam, and the expansion beam and the cross beam are connected through the clamping of the hollow block and the welding block, so that the purpose of adapting to vehicle width expansion is achieved, the production efficiency is accelerated, and the production cost is reduced.

Inventors

  • XU XIN
  • HE ZHIFANG

Assignees

  • 余姚市翰隆科技有限公司

Dates

Publication Date
20260508
Application Date
20250606

Claims (8)

  1. 1. The utility model provides an adaptation vehicle width expands tubular beam structure, includes crossbeam (1), wherein, keep away from mutually one side of crossbeam (1) is provided with expands roof beam (3), keep away from mutually one side of expanding roof beam (3) and be provided with connecting plate (5), the equal fixedly connected with hollow piece (6) of one side of keeping away from mutually of crossbeam (1) and expanding roof beam (3), the inner wall sliding connection of hollow piece (6) has welding piece (12), draw-in groove (4) have all been seted up to adjacent one side of expanding roof beam (3) and crossbeam (1), the inner wall sliding connection of draw-in groove (4) has hollow tube (7), the top fixedly connected with stiffening plate one (8) of hollow tube (7), the inner wall sliding connection of hollow tube (7) has clamp pipe (10), the bottom fixedly connected with stiffening plate two (11) of clamp pipe (8), the inner wall threaded connection of stiffening plate one (8) has a plurality of screw two (9), the front side fixedly connected with of connecting plate (5) contracts mechanism (2), it is better for carrying out the crash mechanism (2) to collapse when being used for the crash.
  2. 2. The tubular beam structure suitable for vehicle width expansion according to claim 1, wherein the collapsing mechanism (2) comprises a hollow beam (201), the rear side of the hollow beam (201) is fixedly connected with the front side of the connecting plate (5), a sliding groove (205) is formed in the inner wall of the hollow beam (201), a connecting block I (202) is slidably connected to the inner wall of the sliding groove (205), a collapsing box (207) is fixedly connected to the middle part of the inner wall of the sliding groove (205), a limiting plate (206) is fixedly connected to the outer wall of the connecting block I (202), a connecting beam (203) is fixedly connected between adjacent connecting blocks of the connecting block I (202), and a screw I (204) is connected to the inner wall of the collapsing box (207) in a threaded manner.
  3. 3. The tubular beam structure suitable for vehicle width expansion according to claim 2, wherein the front side of the connecting beam (203) is fixedly connected with a plurality of energy absorption boxes (20), and the plurality of energy absorption boxes (20) are fixedly connected with the same horizontal height.
  4. 4. The pipe beam structure suitable for vehicle width expansion according to claim 2, wherein a second gasket (19) is arranged on the outer wall of the first screw (204), and the inner wall of the second gasket (19) is in sliding connection with the outer wall of the first screw (204).
  5. 5. The tubular beam structure suitable for vehicle width expansion according to claim 1 is characterized in that a second connecting block (15) is fixedly connected to the rear side of the connecting plate (5), and a longitudinal beam (17) is fixedly connected to the rear side of the second connecting block (15).
  6. 6. The tubular beam structure suitable for vehicle width expansion according to claim 5, wherein a plurality of connecting grooves (16) are formed in the inner wall of the longitudinal beam (17), and the connecting grooves (16) are formed in the same horizontal height.
  7. 7. The tubular beam structure suitable for vehicle width expansion according to claim 1, wherein a first gasket (14) is arranged on the outer wall of the second screw (9), and the inner wall of the first gasket (14) is in sliding connection with the outer wall of the second screw (9).
  8. 8. The tubular beam structure suitable for vehicle width expansion according to claim 1 is characterized in that a second groove (18) is formed in the inner wall of the connecting plate (5), and a first groove (13) is formed in the middle of the inner wall of the expansion beam (3) and the middle of the inner wall of the cross beam (1).

Description

Pipe beam structure suitable for vehicle width expansion Technical Field The utility model relates to the technical field of vehicle manufacturing, in particular to a tubular beam structure suitable for vehicle width expansion. Background The tubular beam structure of a vehicle, also called a frame beam and a frame tubular beam, is a key component in the structure of a modern automobile body, and is characterized in that the tubular beam structure is made of high-strength steel, aluminum alloy and stainless steel materials, so that the structure can have good strength, rigidity and corrosion resistance, and simultaneously comprises one or more C-shaped and U-shaped tubular members, the members provide good structural strength and rigidity through specific geometric shapes and layout, necessary support is provided for the automobile body, the stability and rigidity of the automobile body during driving are ensured, the tubular beam structure can absorb and disperse impact force during collision accidents, the safety of passengers in the automobile is protected, and the tubular beam structure can be subdivided into various structures. The tubular beam structure can be divided into longitudinal beams which are positioned at the front end and the rear end of the vehicle and longitudinally penetrate through the whole vehicle body, tubular beams which are positioned on the side face of the vehicle body and transversely connected with the longitudinal beams, transverse beams which increase the transverse rigidity of the vehicle body, and along with the improvement of environmental protection and energy saving requirements, the tubular beam structure of the vehicle is developing towards lighter weight, so that the conventional tubular beam structure of the vehicle starts to be manufactured by utilizing an integral die casting technology, a plurality of parts can be integrated into one large casting by the technology, thereby realizing lighter weight, improving strength and simplifying the assembly process. Disclosure of utility model In order to make up for the defects, the utility model provides a tubular beam structure suitable for vehicle width expansion, and aims to solve the problems that in the prior art, a novel die is required to be manufactured when a vehicle body needs to be expanded, so that the production cost is increased and the production efficiency is reduced. In order to achieve the purpose, the tubular beam structure suitable for vehicle width expansion comprises a cross beam, an expansion beam is arranged on the side, away from the cross beam, of the cross beam, a connecting plate is arranged on the side, away from the cross beam, of the cross beam, hollow blocks are fixedly connected to the side, away from the cross beam, of the expansion beam, welding blocks are slidably connected to the inner walls of the hollow blocks, clamping grooves are formed in the adjacent sides of the expansion beam and the cross beam, hollow pipes are slidably connected to the inner walls of the clamping grooves, a reinforcing plate I is fixedly connected to the top of each hollow pipe, a clamping pipe is slidably connected to the inner wall of each hollow pipe, a reinforcing plate II is fixedly connected to the bottom of each clamping pipe, a plurality of screws II are in threaded connection with the inner wall of each reinforcing plate I, a crumple mechanism is fixedly connected to the front side of each connecting plate, and the crumple mechanism is used for better energy absorption during collision. As a further description of the above technical solution: the utility model provides a mechanism of collapsing includes hollow beam, the front side fixed connection of rear side and the connecting plate of hollow beam, the spout has been seted up to the inner wall of hollow beam, the inner wall sliding connection of spout has connecting block one, the inner wall middle part fixedly connected with of spout collapses the box, the outer wall fixedly connected with limiting plate of connecting block one, fixedly connected with connecting beam between the adjacent of connecting block one, the inner wall threaded connection of the box that collapses has screw one. As a further description of the above technical solution: the front side of the connecting beam is fixedly connected with a plurality of energy-absorbing boxes, and the energy-absorbing boxes are fixedly connected to the same horizontal height. As a further description of the above technical solution: The outer wall of the screw I is provided with a second gasket, and the inner wall of the second gasket is in sliding connection with the outer wall of the screw I. As a further description of the above technical solution: The rear side of connecting plate fixedly connected with connecting block two, the rear side fixedly connected with longeron of connecting block two. As a further description of the above technical solution: The inner wall of the longitudinal beam i